Filings by year

B01J 2531/27: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198000
198110
198200
198300
198400
198500
198600
198700
198800
198900
199000
199100
199210
199300
199410
199510
199670
199730
199820
199920
200020
200100
200213
200362
200411
200510
200602
200700
200801
200910
201000
201100
201200
201310
201400
201500
201600
201701
201821
201910
202002
202100
202210
202311

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents