Filings by year

D04B 9/34: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197720
197800
197900
198000
198100
198200
198300
198400
198500
198600
198700
198800
198900
199000
199110
199200
199300
199400
199500
199610
199700
199800
199900
200010
200100
200200
200301
200410
200500
200620
200700
200800
200900
201000
201100
201201
201300
201400
201500
201600
201700
201800
201902
202010
202112
202201
202320
202400
202500
202601

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

Recent patents

Most cited

By later US patents