Pipe coupling socket

Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting

Design Patent

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Details

CD23S235000

Design Patent

active

D0483096

CLAIM:
The ornamental design for a pipe coupling socket, as shown and described.

REFERENCES:
patent: D167662 (1952-09-01), Ulrich
patent: D267506 (1983-01-01), Evans
patent: D313067 (1990-12-01), Kotake et al.
patent: D329495 (1992-09-01), Kotake
patent: D333179 (1993-02-01), Mikiya et al.
patent: D359797 (1995-06-01), Saito
patent: 5855227 (1999-01-01), Stucchi
patent: D413967 (1999-09-01), Yuen
patent: D434834 (2000-12-01), Goto
Copending U.S. Design Application “Pipe Coupling Plug” by Kunihiko Gotoh and Hiroyuki Kitagawa, filed Dec. 17, 2002.

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