diff --git a/python/slsdet/detector.py b/python/slsdet/detector.py
index d8df1c5b7..f748834a3 100755
--- a/python/slsdet/detector.py
+++ b/python/slsdet/detector.py
@@ -3412,6 +3412,13 @@ class Detector(CppDetectorApi):
         fname = ut.make_string_path(fname)
         ut.set_using_dict(self.setPattern, fname)
 
+    @property
+    def patfname(self):
+        """
+        [Ctb][Mythen3] Gets the pattern file name including path of the last pattern uploaded. Returns an empty if nothing was uploaded or via a server default
+        file
+        """
+        return self.getPatterFileName()
 
     @property
     @element
diff --git a/python/src/detector.cpp b/python/src/detector.cpp
index dea965a63..5dfd3ed4c 100644
--- a/python/src/detector.cpp
+++ b/python/src/detector.cpp
@@ -1737,6 +1737,11 @@ void init_det(py::module &m) {
                        (std::string(Detector::*)(const defs::dacIndex) const) &
                            Detector::getSlowAdcName,
                        py::arg());
+    CppDetectorApi.def(
+        "getPatterFileName",
+        (Result<std::string>(Detector::*)(sls::Positions) const) &
+            Detector::getPatterFileName,
+        py::arg() = Positions{});
     CppDetectorApi.def(
         "setPattern",
         (void (Detector::*)(const std::string &, sls::Positions)) &
diff --git a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer
index 49397c9ad..257ec6527 100755
Binary files a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer and b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer differ
diff --git a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer
index 43cd01807..bdc2183d9 100755
Binary files a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer and b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer differ
diff --git a/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c b/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c
index 16dd362de..dda8c2b4c 100644
--- a/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorServers/mythen3DetectorServer/slsDetectorFunctionList.c
@@ -1375,7 +1375,7 @@ int setTrimbits(int *trimbits) {
             error = 1;
         } else {
             memset(cmess, 0, MAX_STR_LENGTH);
-            error |= loadPattern(cmess, logDEBUG5, pat);
+            error |= loadPattern(cmess, logDEBUG5, pat, "");
             if (!error)
                 startPattern();
             free(pat);
@@ -2827,7 +2827,7 @@ int setChipStatusRegister(int csr) {
         iret = FAIL;
     } else {
         memset(cmess, 0, MAX_STR_LENGTH);
-        iret = loadPattern(cmess, logDEBUG5, pat);
+        iret = loadPattern(cmess, logDEBUG5, pat, "");
         if (iret == OK) {
             startPattern();
             LOG(logINFO, ("CSR is now: 0x%x\n", csr));
diff --git a/slsDetectorServers/slsDetectorServer/include/loadPattern.h b/slsDetectorServers/slsDetectorServer/include/loadPattern.h
index dfc040270..1d87956b9 100644
--- a/slsDetectorServers/slsDetectorServer/include/loadPattern.h
+++ b/slsDetectorServers/slsDetectorServer/include/loadPattern.h
@@ -54,8 +54,9 @@ uint64_t getPatternBitMask();
 #ifdef MYTHEN3D
 void startPattern();
 #endif
-
-int loadPattern(char *mess, enum TLogLevel printLevel, patternParameters *pat);
+char *getPatternFileName();
+int loadPattern(char *mess, enum TLogLevel printLevel, patternParameters *pat,
+                char *patfname);
 int getPattern(char *mess, patternParameters *pat);
 int loadPatternFile(char *patFname, char *errMessage);
 
diff --git a/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h b/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h
index 6c2c6b218..3a3e11b1b 100644
--- a/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h
+++ b/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h
@@ -226,6 +226,7 @@ int get_gate_delay_all_gates(int);
 int get_veto(int);
 int set_veto(int);
 int set_pattern(int);
+int get_pattern_file(int);
 int get_scan(int);
 int set_scan(int);
 int get_scan_error_message(int);
diff --git a/slsDetectorServers/slsDetectorServer/src/loadPattern.c b/slsDetectorServers/slsDetectorServer/src/loadPattern.c
index f0cf214fe..1c2e49f04 100644
--- a/slsDetectorServers/slsDetectorServer/src/loadPattern.c
+++ b/slsDetectorServers/slsDetectorServer/src/loadPattern.c
@@ -32,6 +32,8 @@ extern void setU64BitReg(uint64_t value, int aLSB, int aMSB);
 #define MAX_LEVELS MAX_PATTERN_LEVELS
 #endif
 
+char clientPatternfile[MAX_STR_LENGTH];
+
 void initializePatternAddresses() {
     LOG(logDEBUG1, ("Setting default Loop and Wait Addresses(0x%x)\n",
                     MAX_PATTERN_LENGTH - 1));
@@ -747,10 +749,15 @@ void startPattern() {
 }
 #endif
 
+char *getPatternFileName() { return clientPatternfile; }
+
 int loadPattern(char *message, enum TLogLevel printLevel,
-                patternParameters *pat) {
+                patternParameters *pat, char *patfname) {
     LOG(logINFOBLUE, ("Loading Pattern from structure\n"));
     int ret = OK;
+    memset(clientPatternfile, 0, MAX_STR_LENGTH);
+    memcpy(clientPatternfile, patfname, MAX_STR_LENGTH);
+    printf("Client Pattern File:%s\n", clientPatternfile);
 #ifdef MYTHEN3D
     trimmingPrint = printLevel;
 #endif
diff --git a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
index 8df278d70..1d991713e 100644
--- a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
+++ b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
@@ -397,6 +397,7 @@ void function_table() {
     flist[F_GET_VETO] = &get_veto;
     flist[F_SET_VETO] = &set_veto;
     flist[F_SET_PATTERN] = &set_pattern;
+    flist[F_GET_PATTERN_FILE_NAME] = &get_pattern_file;
     flist[F_GET_SCAN] = &get_scan;
     flist[F_SET_SCAN] = &set_scan;
     flist[F_GET_SCAN_ERROR_MESSAGE] = &get_scan_error_message;
@@ -7604,6 +7605,8 @@ int set_veto(int file_des) {
 int set_pattern(int file_des) {
     ret = OK;
     memset(mess, 0, sizeof(mess));
+    char args[MAX_STR_LENGTH];
+    memset(args, 0, MAX_STR_LENGTH);
 
 #if !defined(CHIPTESTBOARDD) && !defined(MYTHEN3D)
     functionNotImplemented();
@@ -7617,10 +7620,15 @@ int set_pattern(int file_des) {
             free(pat);
         return printSocketReadError();
     }
+    if (receiveData(file_des, args, MAX_STR_LENGTH, OTHER) < 0) {
+        if (pat != NULL)
+            free(pat);
+        return printSocketReadError();
+    }
 
     if (Server_VerifyLock() == OK) {
-        LOG(logINFO, ("Setting Pattern from structure\n"));
-        ret = loadPattern(mess, logINFO, pat);
+        LOG(logDEBUG1, ("Setting Pattern from structure\n"));
+        ret = loadPattern(mess, logINFO, pat, args);
     }
     if (pat != NULL)
         free(pat);
@@ -7629,6 +7637,24 @@ int set_pattern(int file_des) {
     return Server_SendResult(file_des, INT32, NULL, 0);
 }
 
+int get_pattern_file(int file_des) {
+    ret = OK;
+    memset(mess, 0, sizeof(mess));
+    char retvals[MAX_STR_LENGTH];
+    memset(retvals, 0, MAX_STR_LENGTH);
+
+    LOG(logDEBUG1, ("Getting pattern file name\n"));
+
+#if !defined(CHIPTESTBOARDD) && !defined(MYTHEN3D)
+    functionNotImplemented();
+#else
+    // get only
+    strcpy(retvals, getPatternFileName());
+    LOG(logDEBUG1, ("pattern file name retval: %s\n", retvals));
+#endif
+    return Server_SendResult(file_des, OTHER, retvals, sizeof(retvals));
+}
+
 int get_pattern(int file_des) {
     ret = OK;
     memset(mess, 0, sizeof(mess));
diff --git a/slsDetectorSoftware/include/sls/Detector.h b/slsDetectorSoftware/include/sls/Detector.h
index 45be0bb05..9cf8dedff 100644
--- a/slsDetectorSoftware/include/sls/Detector.h
+++ b/slsDetectorSoftware/include/sls/Detector.h
@@ -1803,6 +1803,10 @@ class Detector {
      *    Pattern                                     *
      *                                                *
      * ************************************************/
+    /** [CTB][Mythen3] Gets the pattern file name including path of the last
+     * pattern uploaded. \n Returns an empty if nothing was uploaded or via a
+     * server default file*/
+    Result<std::string> getPatterFileName(Positions pos = {}) const;
 
     /** [CTB][Mythen3]  Loads ASCII pattern file directly to server
      * (instead of executing line by line)*/
diff --git a/slsDetectorSoftware/src/CmdProxy.h b/slsDetectorSoftware/src/CmdProxy.h
index ddea0dbf3..52c42d007 100644
--- a/slsDetectorSoftware/src/CmdProxy.h
+++ b/slsDetectorSoftware/src/CmdProxy.h
@@ -1224,6 +1224,7 @@ class CmdProxy {
 
         /* Pattern */
         {"pattern", &CmdProxy::Pattern},
+        {"patfname", &CmdProxy::patfname},
         {"savepattern", &CmdProxy::savepattern},
         {"defaultpattern", &CmdProxy::defaultpattern},
         {"patioctrl", &CmdProxy::patioctrl},
@@ -1721,7 +1722,8 @@ class CmdProxy {
         "[voltagename1 voltagename2 .. voltagename4] \n\t\t[ChipTestBoard] Set "
         "the list of voltage names for this board.");
 
-    CTB_SINGLE_DACNAME(voltagename, getVoltageName, setVoltageName, defs::V_POWER_A,
+    CTB_SINGLE_DACNAME(voltagename, getVoltageName, setVoltageName,
+                       defs::V_POWER_A,
                        "[0-4][name] \n\t\t[ChipTestBoard] Set "
                        "the voltage at the given position to the given name.");
 
@@ -1734,7 +1736,8 @@ class CmdProxy {
         "[slowadcname1 slowadcname2 .. slowadcname7] \n\t\t[ChipTestBoard] Set "
         "the list of slowadc names for this board.");
 
-    CTB_SINGLE_DACNAME(slowadcname, getSlowAdcName, setSlowAdcName, defs::SLOW_ADC0,
+    CTB_SINGLE_DACNAME(slowadcname, getSlowAdcName, setSlowAdcName,
+                       defs::SLOW_ADC0,
                        "[0-7][name] \n\t\t[ChipTestBoard] Set "
                        "the slowadc at the given position to the given name.");
 
@@ -2473,6 +2476,11 @@ class CmdProxy {
 
     /* Pattern */
 
+    GET_COMMAND(patfname, getPatterFileName,
+                "\n\t[Ctb][Mythen3] Gets the pattern file name including "
+                "path of the last pattern uploaded. Returns an empty if "
+                "nothing was uploaded or via a server default file");
+
     EXECUTE_SET_COMMAND_NOID_1ARG(
         savepattern, savePattern,
         "[fname]\n\t[Ctb][Mythen3] Saves pattern to file (ascii). "
diff --git a/slsDetectorSoftware/src/Detector.cpp b/slsDetectorSoftware/src/Detector.cpp
index be93dfa6b..dc43cb396 100644
--- a/slsDetectorSoftware/src/Detector.cpp
+++ b/slsDetectorSoftware/src/Detector.cpp
@@ -2335,7 +2335,7 @@ defs::dacIndex Detector::getVoltageIndex(const std::string &name) const {
 }
 
 void Detector::setVoltageName(const defs::dacIndex index,
-                            const std::string &name) {
+                              const std::string &name) {
     if (getDetectorType().squash() != defs::CHIPTESTBOARD)
         throw RuntimeError("Named powers only for CTB");
     pimpl->setCtbVoltageName(index, name);
@@ -2370,7 +2370,7 @@ defs::dacIndex Detector::getSlowAdcIndex(const std::string &name) const {
 }
 
 void Detector::setSlowAdcName(const defs::dacIndex index,
-                            const std::string &name) {
+                              const std::string &name) {
     if (getDetectorType().squash() != defs::CHIPTESTBOARD)
         throw RuntimeError("Named SlowAdcs only for CTB");
     pimpl->setCtbSlowAdcName(index, name);
@@ -2384,16 +2384,20 @@ std::string Detector::getSlowAdcName(const defs::dacIndex i) const {
 
 // Pattern
 
+Result<std::string> Detector::getPatterFileName(Positions pos) const {
+    return pimpl->Parallel(&Module::getPatterFileName, pos);
+}
+
 void Detector::setPattern(const std::string &fname, Positions pos) {
     Pattern pat;
     pat.load(fname);
     pat.validate();
-    setPattern(pat, pos);
+    pimpl->Parallel(&Module::setPattern, pos, pat, fname);
 }
 
 void Detector::setPattern(const Pattern &pat, Positions pos) {
     pat.validate();
-    pimpl->Parallel(&Module::setPattern, pos, pat);
+    pimpl->Parallel(&Module::setPattern, pos, pat, "");
 }
 
 void Detector::savePattern(const std::string &fname) {
diff --git a/slsDetectorSoftware/src/DetectorImpl.cpp b/slsDetectorSoftware/src/DetectorImpl.cpp
index 0a74b412f..b08cec4df 100644
--- a/slsDetectorSoftware/src/DetectorImpl.cpp
+++ b/slsDetectorSoftware/src/DetectorImpl.cpp
@@ -2051,7 +2051,7 @@ std::string DetectorImpl::getCtbVoltageName(const defs::dacIndex i) const {
 }
 
 void DetectorImpl::setCtbVoltageName(const defs::dacIndex index,
-                                   const std::string &name) {
+                                     const std::string &name) {
     ctb_shm()->setVoltageName(static_cast<int>(index - defs::V_POWER_A), name);
 }
 
@@ -2068,7 +2068,7 @@ std::string DetectorImpl::getCtbSlowAdcName(const defs::dacIndex i) const {
 }
 
 void DetectorImpl::setCtbSlowAdcName(const defs::dacIndex index,
-                                   const std::string &name) {
+                                     const std::string &name) {
     ctb_shm()->setSlowAdcName(static_cast<int>(index - defs::SLOW_ADC0), name);
 }
 
diff --git a/slsDetectorSoftware/src/Module.cpp b/slsDetectorSoftware/src/Module.cpp
index 6101d5179..e9fd77e4f 100644
--- a/slsDetectorSoftware/src/Module.cpp
+++ b/slsDetectorSoftware/src/Module.cpp
@@ -2478,9 +2478,23 @@ void Module::setLEDEnable(bool enable) {
 }
 
 // Pattern
+std::string Module::getPatterFileName() const {
+    char retval[MAX_STR_LENGTH]{};
+    sendToDetector(F_GET_PATTERN_FILE_NAME, nullptr, retval);
+    return retval;
+}
 
-void Module::setPattern(const Pattern &pat) {
-    sendToDetector(F_SET_PATTERN, pat.data(), pat.size(), nullptr, 0);
+void Module::setPattern(const Pattern &pat, const std::string &fname) {
+    auto client = DetectorSocket(shm()->hostname, shm()->controlPort);
+    client.Send(F_SET_PATTERN);
+    client.Send(pat.data(), pat.size());
+    char args[MAX_STR_LENGTH]{};
+    strcpy_safe(args, fname.c_str());
+    client.Send(args);
+    if (client.Receive<int>() == FAIL) {
+        throw DetectorError("Detector " + std::to_string(moduleIndex) +
+                            " returned error: " + client.readErrorMessage());
+    }
 }
 
 Pattern Module::getPattern() {
diff --git a/slsDetectorSoftware/src/Module.h b/slsDetectorSoftware/src/Module.h
index 40233c720..74c2786e3 100644
--- a/slsDetectorSoftware/src/Module.h
+++ b/slsDetectorSoftware/src/Module.h
@@ -525,7 +525,8 @@ class Module : public virtual slsDetectorDefs {
      *    Pattern                                     *
      *                                                *
      * ************************************************/
-    void setPattern(const Pattern &pat);
+    std::string getPatterFileName() const;
+    void setPattern(const Pattern &pat, const std::string &fname);
     Pattern getPattern();
     void loadDefaultPattern();
     uint64_t getPatternIOControl() const;
diff --git a/slsDetectorSoftware/tests/test-CmdProxy-chiptestboard.cpp b/slsDetectorSoftware/tests/test-CmdProxy-chiptestboard.cpp
index 918033e11..3a35fdc03 100644
--- a/slsDetectorSoftware/tests/test-CmdProxy-chiptestboard.cpp
+++ b/slsDetectorSoftware/tests/test-CmdProxy-chiptestboard.cpp
@@ -309,15 +309,15 @@ TEST_CASE("voltagename", "[.cmd]") {
         REQUIRE_THROWS(proxy.Call("voltagename", {"5", "bname"}, -1, PUT));
         {
             std::ostringstream oss;
-            REQUIRE_NOTHROW(proxy.Call("voltagename", {str_voltage_index, "bname"},
-                                       -1, PUT, oss));
+            REQUIRE_NOTHROW(proxy.Call(
+                "voltagename", {str_voltage_index, "bname"}, -1, PUT, oss));
         }
         {
             std::ostringstream oss;
             REQUIRE_NOTHROW(
                 proxy.Call("voltagename", {str_voltage_index}, -1, GET, oss));
-            REQUIRE(oss.str() ==
-                    std::string("voltagename ") + str_voltage_index + " bname\n");
+            REQUIRE(oss.str() == std::string("voltagename ") +
+                                     str_voltage_index + " bname\n");
         }
         det.setVoltageName(ind, prev);
 
@@ -401,15 +401,15 @@ TEST_CASE("slowadcname", "[.cmd]") {
         REQUIRE_THROWS(proxy.Call("slowadcname", {"8", "bname"}, -1, PUT));
         {
             std::ostringstream oss;
-            REQUIRE_NOTHROW(proxy.Call("slowadcname", {str_slowadc_index, "bname"},
-                                       -1, PUT, oss));
+            REQUIRE_NOTHROW(proxy.Call(
+                "slowadcname", {str_slowadc_index, "bname"}, -1, PUT, oss));
         }
         {
             std::ostringstream oss;
             REQUIRE_NOTHROW(
                 proxy.Call("slowadcname", {str_slowadc_index}, -1, GET, oss));
-            REQUIRE(oss.str() ==
-                    std::string("slowadcname ") + str_slowadc_index + " bname\n");
+            REQUIRE(oss.str() == std::string("slowadcname ") +
+                                     str_slowadc_index + " bname\n");
         }
         det.setSlowAdcName(ind, prev);
 
diff --git a/slsDetectorSoftware/tests/test-CmdProxy-pattern.cpp b/slsDetectorSoftware/tests/test-CmdProxy-pattern.cpp
index 6d055e5c6..08fad83bc 100644
--- a/slsDetectorSoftware/tests/test-CmdProxy-pattern.cpp
+++ b/slsDetectorSoftware/tests/test-CmdProxy-pattern.cpp
@@ -19,6 +19,18 @@ using test::PUT;
 
 /* Pattern */
 
+TEST_CASE("patfname", "[.cmd]") {
+    Detector det;
+    CmdProxy proxy(&det);
+    auto det_type = det.getDetectorType().squash();
+    if (det_type == defs::CHIPTESTBOARD || det_type == defs::MYTHEN3) {
+        REQUIRE_THROWS(proxy.Call("patfname", {}, -1, PUT));
+        REQUIRE_NOTHROW(proxy.Call("patfname", {}, -1, GET));
+    } else {
+        REQUIRE_THROWS(proxy.Call("patfname", {}, -1, GET));
+    }
+}
+
 TEST_CASE("pattern", "[.cmd]") {
     Detector det;
     CmdProxy proxy(&det);
diff --git a/slsSupportLib/include/sls/sls_detector_funcs.h b/slsSupportLib/include/sls/sls_detector_funcs.h
index ed729d912..6b5061529 100755
--- a/slsSupportLib/include/sls/sls_detector_funcs.h
+++ b/slsSupportLib/include/sls/sls_detector_funcs.h
@@ -281,6 +281,7 @@ enum detFuncs {
     F_SET_BIT,
     F_CLEAR_BIT,
     F_GET_PATTERN_IO_CONTROL,
+    F_GET_PATTERN_FILE_NAME,
 
     NUM_DET_FUNCTIONS,
     RECEIVER_ENUM_START = 512, /**< detector function should not exceed this
@@ -665,6 +666,7 @@ const char* getFunctionNameFromEnum(enum detFuncs func) {
     case F_SET_BIT:                         return "F_SET_BIT";                 
     case F_CLEAR_BIT:                       return "F_CLEAR_BIT";               
     case F_GET_PATTERN_IO_CONTROL:          return "F_GET_PATTERN_IO_CONTROL";
+    case F_GET_PATTERN_FILE_NAME:           return "F_GET_PATTERN_FILE_NAME";
 
 
     case NUM_DET_FUNCTIONS:              	return "NUM_DET_FUNCTIONS";
diff --git a/slsSupportLib/include/sls/versionAPI.h b/slsSupportLib/include/sls/versionAPI.h
index c33337c94..d4eb71e9a 100644
--- a/slsSupportLib/include/sls/versionAPI.h
+++ b/slsSupportLib/include/sls/versionAPI.h
@@ -5,9 +5,9 @@
 #define APILIB       "developer 0x230224"
 #define APIRECEIVER  "developer 0x230224"
 #define APIEIGER     "developer 0x230525"
-#define APICTB       "developer 0x230615"
 #define APIGOTTHARD  "developer 0x230615"
 #define APIGOTTHARD2 "developer 0x230615"
 #define APIJUNGFRAU  "developer 0x230615"
-#define APIMYTHEN3   "developer 0x230615"
 #define APIMOENCH    "developer 0x230615"
+#define APICTB       "developer 0x230621"
+#define APIMYTHEN3   "developer 0x230621"