Filings by year

B01J 2219/00391: granted patents and published applications per publication year
YearGranted patentsPublished applications
198510
198600
198720
198820
198900
199010
199100
199240
199300
199420
199520
199600
199720
199800
199930
200040
200131
200236
200328
200433
200573
200664
200734
200812
200925
201004
201122
201202
201321
201432
201512
201630
201711
201801
201911
202004
202114
202221
202321
202435
202500
202602

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