B67D 1/1438

Comprising a valve shutter movable in a direction parallel to the valve

Official title: {comprising a valve shutter movable in a direction parallel to the valve seat, e.g. sliding or rotating}

B67D1/1438 (Comprising a valve shutter movable in a direction parallel to the valve) appears on 49 US grants and 40 published applications in this corpus.

Search patents in B67D
Granted patents
49
Published applications
40
Assignees
31
Inventors
74
Latest grant
30 Jun 2026

Filings by year

B67D 1/1438: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197910
198000
198110
198200
198320
198400
198500
198600
198700
198820
198910
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200120
200210
200300
200411
200510
200600
200700
200803
200900
201011
201102
201220
201301
201410
201511
201612
201705
201863
201921
202033
202122
202244
202334
202455
202530
202622

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents