Filings by year

D04C 3/36: granted patents and published applications per publication year
YearGranted patentsPublished applications
198110
198200
198300
198400
198500
198610
198700
198810
198900
199020
199110
199210
199310
199410
199530
199610
199710
199810
199910
200000
200101
200220
200321
200401
200500
200610
200701
200811
200901
201012
201122
201220
201311
201401
201502
201602
201711
201812
201926
202022
202112
202230
202320

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents