B01F 35/421

Having a cup-shaped or cage-type form

Official title: {having a cup-shaped or cage-type form}

B01F35/421 (Having a cup-shaped or cage-type form) appears on 103 US grants and 101 published applications in this corpus.

Search patents in B01F
Granted patents
103
Published applications
101
Assignees
45
Inventors
146
Latest grant
20 Jan 2026

Filings by year

B01F 35/421: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197800
197900
198010
198100
198200
198310
198410
198520
198600
198710
198800
198900
199000
199100
199200
199300
199400
199530
199630
199700
199830
199920
200000
200120
200215
200317
200456
200546
200656
200726
200841
200933
201031
201122
201210
201343
201433
201523
201655
201725
201836
201965
202025
202167
202231
202333
202465
202564
202613

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