Filings by year

F23C 2201/401: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198000
198100
198200
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200110
200210
200300
200411
200500
200602
200700
200801
200920
201012
201101
201213
201300
201421
201500
201600
201721
201811
201900
202001
202110
202200
202300
202400
202500
202611

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

Recent patents

Most cited

By later US patents