Filings by year

D06L 4/26: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197800
197910
198010
198100
198200
198300
198400
198500
198610
198700
198800
198900
199000
199100
199200
199300
199410
199500
199600
199700
199800
199900
200000
200100
200210
200300
200402
200500
200621
200701
200800
200901
201001
201112
201201
201311
201420
201501
201601
201700
201800
201900
202000
202101
202200
202310

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents