Filings by year

F04B 1/1077: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197810
197900
198010
198100
198200
198300
198400
198500
198600
198700
198800
198900
199010
199100
199200
199300
199400
199500
199600
199700
199800
199910
200000
200100
200200
200300
200401
200500
200601
200700
200800
200910
201000
201100
201200
201301
201400
201500
201611
201700
201802
201900
202010

By publication year. Applications have been published since 2001.

Subgroups

Granted patents