Filings by year

B01D 39/2037: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197800
197900
198000
198100
198200
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199410
199510
199610
199700
199820
199910
200010
200100
200211
200320
200401
200514
200602
200711
200811
200911
201010
201113
201221
201322
201411
201501
201601
201712
201802
201901
202021
202123
202223
202304
202410
202521

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents