Filings by year

C10B 49/18: granted patents and published applications per publication year
YearGranted patentsPublished applications
197820
197900
198010
198100
198200
198300
198400
198500
198600
198700
198800
198900
199010
199100
199200
199300
199400
199510
199600
199700
199800
199900
200000
200100
200200
200300
200400
200500
200610
200700
200800
200900
201000
201100
201214
201310
201400
201530
201604
201713
201822
201910
202002
202121
202211
202322
202400
202522
202612

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

Recent patents

Most cited

By later US patents