Filings by year

C04B 2235/5481: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198000
198100
198200
198300
198400
198500
198600
198700
198800
198910
199000
199100
199200
199300
199410
199500
199610
199710
199800
199900
200020
200143
200222
2003414
2004616
2005415
20061111
2007810
2008413
2009626
20101231
20111123
20121425
20132213
20142422
20151013
20161317
20171411
2018710
20191114
202097
202157
202286
2023411
202467
202536
202673

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

Recent patents

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By later US patents