Filings by year

B01D 2321/2058: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197800
197900
198000
198110
198200
198300
198400
198500
198600
198700
198820
198920
199020
199100
199230
199330
199400
199500
199610
199700
199800
199950
200030
200101
200236
200356
200429
200558
200625
200744
200854
200926
201052
201131
201213
201310
201443
201524
201616
201724
201833
201944
202011
202112
202234
202324
202406
202543
202644

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

Recent patents

Most cited

By later US patents