Filings by year

B01D 15/3857: granted patents and published applications per publication year
YearGranted patentsPublished applications
198510
198600
198700
198800
198900
199010
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200110
200201
200312
200401
200501
200620
200700
200800
200900
201000
201100
201200
201301
201400
201501
201604
201721
201800
201910
202010
202111
202210
202301
202400
202500
202611

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

Recent patents

Most cited

By later US patents