Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Design Patent
2011-03-18
2011-10-11
Brooks, Cathron C. (Department: 2911)
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Design Patent
active
D0646755
CLAIM:
The ornamental design for a switch valve, as shown and described.
REFERENCES:
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patent: D605254 (2009-12-01), Lai
patent: D611573 (2010-03-01), Gao
patent: D621914 (2010-08-01), Fritz et al.
Brooks Cathron C.
Chen Che-Yang
Law Office of Michael Chen
Stevens Maurice
Wen Sheng Fli Co., Ltd.
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