Filings by year

C10B 49/04: granted patents and published applications per publication year
YearGranted patentsPublished applications
197690
197760
1978150
197930
1980100
198130
198280
198370
198480
198510
198650
198710
198820
198930
199060
199100
199220
199320
199420
199540
199630
199730
199810
199920
200010
200100
200202
200302
200413
200521
200612
200724
200806
200933
2010211
2011216
2012823
2013617
2014915
20151814
2016126
201798
2018711
2019109
2020712
202198
2022816
2023618
20241124
20251818
202676

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents