G04B 11/003

With friction member

Official title: {with friction member, e.g. with spring action}

G04B11/003 (With friction member) appears on 26 US grants and 24 published applications in this corpus.

Search patents in G04B
Granted patents
26
Published applications
24
Assignees
13
Inventors
39
Latest grant
21 Apr 2026

Filings by year

G04B 11/003: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197810
197900
198000
198110
198200
198300
198410
198500
198610
198700
198800
198900
199000
199100
199200
199310
199400
199500
199600
199700
199800
199900
200000
200101
200201
200300
200410
200510
200601
200700
200800
200900
201000
201101
201210
201301
201412
201512
201631
201701
201810
201900
202002
202103
202233
202321
202424
202510
202630

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

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By later US patents