diff --git a/3rdparty/libpng/CMakeLists.txt b/3rdparty/libpng/CMakeLists.txt
index 9100cd20d6..c0c2b133cb 100644
--- a/3rdparty/libpng/CMakeLists.txt
+++ b/3rdparty/libpng/CMakeLists.txt
@@ -84,4 +84,4 @@ if(NOT BUILD_SHARED_LIBS)
   ocv_install_target(${PNG_LIBRARY} EXPORT OpenCVModules ARCHIVE DESTINATION ${OPENCV_3P_LIB_INSTALL_PATH} COMPONENT dev)
 endif()
 
-ocv_install_3rdparty_licenses(libpng LICENSE README opencv-libpng.patch)
+ocv_install_3rdparty_licenses(libpng LICENSE README)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index aea37b9f64..c639e6067c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -582,6 +582,7 @@ if(ANDROID)
   ocv_update(OPENCV_INCLUDE_INSTALL_PATH sdk/native/jni/include)
   ocv_update(OPENCV_SAMPLES_SRC_INSTALL_PATH samples/native)
   ocv_update(OPENCV_OTHER_INSTALL_PATH   sdk/etc)
+  ocv_update(OPENCV_LICENSES_INSTALL_PATH "${OPENCV_OTHER_INSTALL_PATH}/licenses")
 else()
   set(LIBRARY_OUTPUT_PATH                "${OpenCV_BINARY_DIR}/lib")
   ocv_update(3P_LIBRARY_OUTPUT_PATH      "${OpenCV_BINARY_DIR}/3rdparty/lib${LIB_SUFFIX}")
@@ -597,6 +598,7 @@ else()
     ocv_update(OPENCV_JAR_INSTALL_PATH java)
     ocv_update(OPENCV_OTHER_INSTALL_PATH   etc)
     ocv_update(OPENCV_CONFIG_INSTALL_PATH  ".")
+    ocv_update(OPENCV_LICENSES_INSTALL_PATH "${OPENCV_OTHER_INSTALL_PATH}/licenses")
   else()
     include(GNUInstallDirs)
     ocv_update(OPENCV_LIB_INSTALL_PATH     ${CMAKE_INSTALL_LIBDIR})
@@ -604,6 +606,7 @@ else()
     ocv_update(OPENCV_SAMPLES_SRC_INSTALL_PATH    share/OpenCV/samples)
     ocv_update(OPENCV_JAR_INSTALL_PATH share/OpenCV/java)
     ocv_update(OPENCV_OTHER_INSTALL_PATH   share/OpenCV)
+    ocv_update(OPENCV_LICENSES_INSTALL_PATH      "${CMAKE_INSTALL_DATAROOTDIR}/licenses/opencv3")
 
     if(NOT DEFINED OPENCV_CONFIG_INSTALL_PATH)
       math(EXPR SIZEOF_VOID_P_BITS "8 * ${CMAKE_SIZEOF_VOID_P}")
diff --git a/cmake/OpenCVFindIPP.cmake b/cmake/OpenCVFindIPP.cmake
index 49f24389f4..7fa0bb0b64 100644
--- a/cmake/OpenCVFindIPP.cmake
+++ b/cmake/OpenCVFindIPP.cmake
@@ -245,7 +245,12 @@ if(NOT DEFINED IPPROOT)
     return()
   endif()
   set(IPPROOT "${ICV_PACKAGE_ROOT}/icv")
-  ocv_install_3rdparty_licenses(ippicv "${IPPROOT}/readme.htm" "${ICV_PACKAGE_ROOT}/EULA.txt")
+  ocv_install_3rdparty_licenses(ippicv "${IPPROOT}/readme.htm")
+  if(WIN32)
+    ocv_install_3rdparty_licenses(ippicv "${ICV_PACKAGE_ROOT}/EULA.rtf")
+  else()
+    ocv_install_3rdparty_licenses(ippicv "${ICV_PACKAGE_ROOT}/EULA.txt")
+  endif()
 endif()
 
 file(TO_CMAKE_PATH "${IPPROOT}" __IPPROOT)
diff --git a/cmake/OpenCVFindIPPIW.cmake b/cmake/OpenCVFindIPPIW.cmake
index 79a9fb21be..bd3b0b8422 100644
--- a/cmake/OpenCVFindIPPIW.cmake
+++ b/cmake/OpenCVFindIPPIW.cmake
@@ -148,9 +148,13 @@ if(BUILD_IPP_IW)
 
   set(IPPIW_ROOT "${IPPROOT}/../iw")
   ocv_install_3rdparty_licenses(ippiw
-    "${IPPIW_ROOT}/../EULA.txt"
     "${IPPIW_ROOT}/../support.txt"
     "${IPPIW_ROOT}/../third-party-programs.txt")
+  if(WIN32)
+    ocv_install_3rdparty_licenses(ippiw "${IPPIW_ROOT}/../EULA.rtf")
+  else()
+    ocv_install_3rdparty_licenses(ippiw "${IPPIW_ROOT}/../EULA.txt")
+  endif()
 
   # Package sources
   get_filename_component(__PATH "${IPPROOT}/../iw/" ABSOLUTE)
diff --git a/cmake/OpenCVUtils.cmake b/cmake/OpenCVUtils.cmake
index 0a84aa6a5c..dbce2de736 100644
--- a/cmake/OpenCVUtils.cmake
+++ b/cmake/OpenCVUtils.cmake
@@ -1200,13 +1200,17 @@ endfunction()
 # ocv_install_3rdparty_licenses(<library-name> <filename1> [<filename2> ..])
 function(ocv_install_3rdparty_licenses library)
   foreach(filename ${ARGN})
+    set(filepath "${filename}")
+    if(NOT IS_ABSOLUTE "${filepath}")
+      set(filepath "${CMAKE_CURRENT_LIST_DIR}/${filepath}")
+    endif()
     get_filename_component(name "${filename}" NAME)
     install(
-      FILES "${filename}"
-      DESTINATION "${OPENCV_OTHER_INSTALL_PATH}/licenses"
+      FILES "${filepath}"
+      DESTINATION "${OPENCV_LICENSES_INSTALL_PATH}"
       COMPONENT licenses
       RENAME "${library}-${name}"
-      OPTIONAL)
+    )
   endforeach()
 endfunction()