Pipe extraction tool

Tools – Wrench – screwdriver – or driver therefor – Having work engaging and force exerting portion inserted...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C081S003050, C294S096000

Reexamination Certificate

active

07448303

ABSTRACT:
A pipe extraction tool grips the inside of a pipe or other such conduit to facilitate removal of a pipe which can not otherwise be removed. The extraction tool uses expandable jaws to grip the inside of the pipe.

REFERENCES:
patent: 1958330 (1934-05-01), Beard
patent: 2116770 (1938-05-01), Scillia
patent: 2360054 (1944-10-01), Haas
patent: 2678217 (1954-05-01), King
patent: 2736286 (1956-02-01), Britton
patent: 2814098 (1957-11-01), Kessell
patent: 3071848 (1963-01-01), Lawry et al.
patent: 3709546 (1973-01-01), Vaughan
patent: 3891181 (1975-06-01), Sanders
patent: 3952618 (1976-04-01), Seamon
patent: 4019237 (1977-04-01), DeRee
patent: 4093179 (1978-06-01), Schmidt
patent: 4334443 (1982-06-01), Pearson
patent: 4377956 (1983-03-01), Cooper
patent: 4546679 (1985-10-01), Burghardt
patent: D329969 (1992-10-01), Kemp
patent: D364542 (1995-11-01), Pollard
patent: 6349624 (2002-02-01), Fahringer
patent: 6446531 (2002-09-01), Colombani
patent: 6626616 (2003-09-01), Costa
patent: D480933 (2003-10-01), Wendt

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Pipe extraction tool does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Pipe extraction tool, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pipe extraction tool will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4021733

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.