Filings by year

B01J 2219/00288: granted patents and published applications per publication year
YearGranted patentsPublished applications
198810
198900
199000
199100
199210
199300
199430
199510
199600
199720
199800
199920
200020
200121
200211
200322
200412
200531
200622
200700
200810
200900
201000
201100
201201
201302
201400
201510
201600
201700
201803
201900
202012
202112
202210
202300
202401
202520

By publication year. Applications have been published since 2001.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents