Filings by year

B01D 39/2079: granted patents and published applications per publication year
YearGranted patentsPublished applications
197830
197900
198010
198100
198220
198300
198420
198500
198610
198700
198810
198900
199000
199110
199210
199320
199410
199500
199600
199720
199820
199930
200000
200111
200210
200324
200412
200503
200629
200756
200822
200911
201012
201123
201213
201342
201413
201512
201622
201702
201811
201904
202014
2021318
2022511
202369
202498
202526
202650

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

Recent patents

Most cited

By later US patents