Filings by year

C11D 7/44: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197800
197910
198020
198110
198200
198300
198400
198520
198600
198710
198800
198910
199000
199100
199200
199300
199420
199500
199630
199700
199800
199910
200020
200131
200242
200302
200421
200522
200630
200721
200814
200905
201012
201134
201222
201327
201435
2015110
201695
201777
201889
201922
202017
202139
202266
202343
202444
202553
202622

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

Recent patents

Most cited

By later US patents