Filings by year

D06P 1/623: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197710
197800
197900
198000
198100
198200
198300
198400
198500
198610
198700
198800
198900
199010
199110
199210
199300
199400
199500
199610
199710
199800
199910
200000
200110
200200
200300
200400
200500
200600
200701
200800
200900
201000
201101
201200
201310
201402
201510
201601
201700
201812
201910
202010
202100
202201
202300
202410

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents