Filings by year

C11D 3/181: granted patents and published applications per publication year
YearGranted patentsPublished applications
200601
200700
200800
200911
201012
201113
201221
201300
201412
201501
201611
201721
201811
201910
202012
202102
202213
202312
202403
202531
202610

By publication year. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents