Filings by year

F04B 2203/0208: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198010
198100
198200
198310
198410
198510
198600
198710
198800
198900
199000
199100
199200
199310
199440
199500
199620
199700
199810
199910
200030
200131
200265
200331
200404
200511
200623
200713
200838
200922
201024
201113
201222
201335
201453
201561
201622
2017510
201835
201983
2020412
202135
202298
202367
202448
2025117
202634

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