Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Design Patent
2006-10-18
2008-09-09
Simmons, Ian (Department: 2916)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Design Patent
active
D0576704
CLAIM:
The ornamental design for a sanitary check valve, as shown and described.
REFERENCES:
patent: 3157191 (1964-11-01), Garrett et al.
patent: D260280 (1981-08-01), Campbell
patent: D278739 (1985-05-01), Galloway
patent: D321928 (1991-11-01), Milo
patent: D364210 (1995-11-01), Loerop et al.
patent: D368299 (1996-03-01), Ratledge
patent: D370963 (1996-06-01), Daansen
patent: D536443 (2007-02-01), Latsos
patent: 7287545 (2007-10-01), Zelson
Neoperl GmbH
Simmons Ian
Stevens Maurice
Volpe and Koenig P.C.
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