Pipe coupling

Details Pipe coupling Pipe coupling

2008-08-22

2009-02-24

Zarfas, Louis S (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Fitting

Design Patent

active

D0587349

CLAIM:
We claim the ornamental design for a pipe coupling, as shown and described.

REFERENCES:
patent: 1027694 (1912-05-01), Corbett
patent: 4738276 (1988-04-01), Adams
patent: 5620314 (1997-04-01), Worton
patent: D463537 (2002-09-01), Kozu et al.
patent: 6547159 (2003-04-01), Westby
patent: 6991268 (2006-01-01), Spears
patent: 2002/0050718 (2002-05-01), Pyron
patent: 2004/0000337 (2004-01-01), Cooper
patent: 2008/0017589 (2008-01-01), Taylor
patent: 2008/0030026 (2008-02-01), Cho

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