Filings by year

B01D 46/2422: granted patents and published applications per publication year
YearGranted patentsPublished applications
198320
198420
198500
198600
198700
198800
198900
199020
199100
199200
199300
199420
199510
199620
199720
199800
199900
200000
200111
200223
200300
200417
200502
200659
200705
200854
200939
201053
201184
201252
201333
201425
201552
201611
201707
201844
201944
202015
202123
202232
202351
202400
202511
202601

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