Thumm, N.

patent application number claim amendment group applicant pendency time control pendency difference *** process control group pendency times standard share patenting standardisation model fi lings policy document fi ling research divisional citation result signi incentive hazard reference analysis signi ficant difference fi ling date european survival identi fied literature patent applications technology table ficant grant development control groups patenting process examiner patent system scope uncertainty information strategy system behaviour increase fi nal decision european patent standards-relevant patents patent application fi rst step treatment group hazard rate control patents factor order effect standards-relevant procedure holder fication berger comparison change treatment delay problem value company 216–225