Solution : https://service.sap.com/sap/support/notes/411068 (SAP Service marketplace login required)
Key words : 
cd $oracle_home/bin                owhat oracle loadpsp               result, cd $oracle_home/orainstinstpdverit generates, additional key words patchbugfixpatchset, operating system man pages, cd $oracle_home/lib               owhat, single 'combined patch' comprising, operating system-related patches, cd $oracle_home/bin, executable/libraries/object file, svrmgrlthe rdbms version information
Related Notes : 
       
| 1178120 | Oracle Patchnumbers on Windows Platforms |