Filings by year

D04C 3/32: granted patents and published applications per publication year
YearGranted patentsPublished applications
199010
199100
199200
199300
199400
199510
199600
199710
199810
199900
200010
200100
200200
200300
200400
200500
200600
200700
200800
200900
201000
201100
201200
201300
201400
201502
201600
201701
201821
201923
202012
202121
202213
202330

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents