Granted patents
95
Published applications
68
Assignees
66
Inventors
279
Latest grant
27 Jan 2026

Filings by year

B01J 23/8898: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197720
197830
197920
198000
198120
198200
198330
198410
198520
198600
198730
198820
198900
199010
199110
199200
199310
199400
199500
199620
199730
199860
199900
200030
200131
200222
200301
200401
200511
200601
200710
200812
200924
201013
201132
201220
201313
201426
201538
201685
201762
201819
201956
202032
202152
202222
202321
202412
202512
202610

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

Recent patents

Most cited

By later US patents