Filings by year

D06N 3/0022: granted patents and published applications per publication year
YearGranted patentsPublished applications
197920
198010
198100
198200
198300
198400
198510
198640
198730
198800
198900
199000
199110
199210
199320
199410
199500
199600
199700
199810
199920
200020
200100
200232
200305
200415
200536
200622
200702
200811
200925
201035
201152
201211
201312
201403
201516
2016210
201756
2018511
2019810
202095
202145
202245
202336
202456
202555
202637

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

Recent patents

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By later US patents