Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting
Design Patent
2001-12-04
2002-09-24
Taylor, Robin V. (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Fitting
CD23S260000, CD23S233000
Design Patent
active
D0463537
CLAIM:
The ornamental design for a plug of pipe coupling, as shown and described.
REFERENCES:
patent: D325775 (1992-04-01), Hayes
patent: D412738 (1999-08-01), Kuwabara
patent: D435635 (2000-12-01), Taneya
patent: D442267 (2001-05-01), Kouda
Kozu Izumi
Someya Tomoko
Nitto Kohki Co. Ltd.
Taylor Robin V.
Wenderoth , Lind & Ponack, L.L.P.
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