Filings by year

F02K 9/90: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197810
197910
198000
198110
198200
198310
198410
198500
198620
198710
198810
198900
199010
199110
199240
199300
199400
199510
199610
199710
199820
199900
200000
200120
200213
200320
200420
200511
200600
200702
200801
200911
201013
201101
201221
201330
201401
201510
201616
201703
201820
201941
202020
202112
202211
202310
202423
202510
202601

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