Filings by year

F17C 13/021: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197720
197800
197920
198010
198100
198220
198320
198450
198510
198620
198730
198820
198910
199020
199120
199230
199330
199440
199510
199650
199760
199840
199950
200050
200120
200234
200340
200435
200535
200655
200716
200804
200910
201045
201104
201261
201311
201423
201526
201636
201722
201833
201924
202035
202133
202233
202302
202415
202515
202626

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

Recent patents

Most cited

By later US patents