Filings by year

F17C 2227/0358: granted patents and published applications per publication year
YearGranted patentsPublished applications
198120
198220
198310
198410
198500
198610
198700
198810
198910
199020
199100
199200
199300
199400
199510
199640
199720
199840
199970
200030
200110
200221
200322
200403
200522
200620
200703
200801
200915
201013
201115
201234
201321
201445
201544
201636
201733
2018311
201958
202088
202159
202253
2023310
202496
202542
202644

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