Nova Patents
US1020002A

Corrugated culvert.

Abstract

This record has no abstract on file.

Term

Term ended

Expired 12 March 1929, 97.5 years ago.

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

Every citation, both ways

Citations
DocumentRelationOfficeCited during
US6364372B1Cited byUnited States of AmericaSearch report
US3101209ACited byUnited States of AmericaSearch report
US9897008B2Cited byUnited States of AmericaSearch report
US2005104376A1Cited byUnited States of AmericaPre-grant
US5056834ACited byUnited States of AmericaSearch report
US2005184523A1Cited byUnited States of AmericaPre-grant
US7240930B2Cited byUnited States of AmericaSearch report
US2016208707A1Cited byUnited States of AmericaPre-grant
US2005184524A1Cited byUnited States of AmericaPre-grant
USRE29247ECited byUnited States of AmericaSearch report
US3864784ACited byUnited States of AmericaSearch report
US2644487ACited byUnited States of AmericaSearch report