Filings by year

F17C 2227/033: granted patents and published applications per publication year
YearGranted patentsPublished applications
198210
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199910
200000
200100
200200
200314
200434
200531
200612
200724
200811
200902
201001
201101
201200
201310
201403
201510
201600
201700
201800
201900
202001

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents