Filings by year

C10B 49/22: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197730
197830
197940
198040
198110
198230
198310
198470
198500
198610
198710
198800
198900
199000
199100
199220
199300
199420
199500
199600
199710
199810
199920
200000
200100
200202
200310
200431
200501
200610
200711
200802
200905
201008
201149
2012422
2013820
2014710
20151719
20161413
2017115
201887
2019129
2020129
202145
2022515
2023412
2024811
2025915
202653

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

Recent patents

Most cited

By later US patents