Filings by year

D06C 3/04: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197920
198010
198110
198200
198310
198410
198500
198600
198710
198810
198920
199040
199100
199230
199300
199400
199500
199600
199700
199810
199900
200000
200100
200200
200311
200400
200511
200600
200700
200800
200900
201000
201100
201200
201300
201400
201500
201600
201700
201801
201900
202010
202101
202200
202301
202410
202511

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents