Nova Patents
US2439941A

Hand brake

Abstract

This record has no abstract on file.

Term

Term ended

Expired 20 April 1965, 61.4 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

Every citation, both ways

Citations
DocumentRelationOfficeCited during
US2006066114A1Cited byUnited States of AmericaPre-grant
US7472628B2Cited byUnited States of AmericaSearch report
US2554563ACited byUnited States of AmericaSearch report
US3800901ACited byUnited States of AmericaSearch report
US4503732ACited byUnited States of AmericaSearch report
US2554562ACited byUnited States of AmericaSearch report
US2757770ACited byUnited States of AmericaSearch report
US6024198ACited byUnited States of AmericaSearch report
US2004159518A1Cited byUnited States of AmericaPre-grant
US1371251ACitesUnited States of AmericaSearch report
US1544876ACitesUnited States of AmericaSearch report
US1950618ACitesUnited States of AmericaSearch report
US1975961ACitesUnited States of AmericaSearch report
US2116739ACitesUnited States of AmericaSearch report
US916633ACitesUnited States of AmericaSearch report