Filings by year

F22B 1/167: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198010
198100
198200
198300
198400
198500
198600
198710
198800
198900
199000
199100
199210
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
200400
200500
200600
200700
200801
200900
201002
201101
201202
201302
201431
201512
201613
201710
201811
201911
202010
202110
202202
202300
202400
202511
202602

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

Recent patents

Most cited

By later US patents