Filings by year

F42B 5/155: granted patents and published applications per publication year
YearGranted patentsPublished applications
198010
198110
198200
198300
198400
198500
198600
198700
198810
198910
199000
199100
199200
199320
199410
199510
199610
199700
199800
199900
200000
200100
200200
200300
200400
200500
200600
200700
200800
200901
201001
201104
201223
201320
201411
201522
201601
201710
201811
201911
202021

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents