Filings by year

F02P 7/0677: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197700
197810
197910
198020
198130
198230
198310
198420
198500
198600
198710
198800
198920
199020
199100
199220
199300
199400
199510
199610
199720
199800
199910
200010
200100
200210
200300
200400
200500
200601
200700
200821
200901
201000
201100
201210
201300
201400
201501
201600
201701
201800
201900
202001
202110
202200
202300
202400
202501

By publication year. Applications have been published since 2001.