Filings by year

G04C 3/101: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197700
197800
197900
198000
198100
198200
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
200400
200500
200600
200700
200800
200900
201000
201100
201200
201301
201401
201502
201634
201727
201822
201946
202063
202121
202212
202342
202421
202512
202603

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents