Filings by year

C10B 47/22: granted patents and published applications per publication year
YearGranted patentsPublished applications
198010
198100
198200
198300
198420
198510
198600
198700
198810
198920
199020
199110
199200
199300
199400
199500
199600
199700
199830
199900
200000
200100
200200
200311
200401
200500
200600
200711
200802
200913
201002
201135
201212
201324
201400
201533
201621
201712
201834
201912
202022
202111
202225
202324
202434
2025912
202634

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