Filings by year

D04H 1/482: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198000
198100
198210
198300
198410
198500
198610
198700
198800
198900
199000
199110
199200
199310
199400
199500
199600
199710
199820
199900
200010
200110
200200
200301
200400
200500
200610
200700
200800
200901
201002
201101
201212
201312
201412
201500
201620
201700
201811
201900
202011
202110
202210
202300
202400
202501

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents