Filings by year

F42B 12/76: granted patents and published applications per publication year
YearGranted patentsPublished applications
197640
197740
197820
197950
198020
198110
198250
198330
198450
198540
198630
198720
198850
198960
199020
1991100
199280
199320
199410
199540
199620
199710
199870
199960
200040
200181
200255
200343
200409
200578
200655
2007810
200845
200967
201046
2011812
201277
201346
2014819
20151411
20161624
2017922
20182318
20191416
20201616
20212421
20222426
20232119
20241415
20252122
2026129

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents