Filings by year

D06N 3/0031: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197700
197810
197900
198000
198100
198200
198300
198410
198500
198610
198700
198800
198900
199000
199110
199200
199300
199400
199500
199600
199710
199800
199900
200000
200100
200201
200300
200403
200510
200610
200700
200803
200900
201012
201100
201210
201301
201400
201501
201600
201701
201801
201911
202023
202101
202231
202310
202410

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents