Filings by year

D06N 3/047: granted patents and published applications per publication year
YearGranted patentsPublished applications
197920
198000
198100
198220
198300
198410
198550
198640
198770
198840
198910
199020
199130
199250
199350
199480
199580
199690
199720
199860
1999120
200090
200153
200216
2003311
200446
200569
200606
200739
200835
200955
201059
201166
201207
201325
201436
201555
201639
201724
201835
201933
202024
202137
202221
202338
202402
202564
202621

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

Recent patents

Most cited

By later US patents