Expansion valve
Latest TGK Co., Ltd. Patents:
Description
Claims
The ornamental design for an expansion valve, as shown and described.
Referenced Cited
U.S. Patent Documents
D427285 | June 27, 2000 | Watanabe |
D440632 | April 17, 2001 | Fukuda et al. |
D494658 | August 17, 2004 | Kobayashi et al. |
D502252 | February 22, 2005 | Fukuda et al. |
D504714 | May 3, 2005 | Fukuda et al. |
D505183 | May 17, 2005 | Fukuda et al. |
D529990 | October 10, 2006 | Kobayashi et al. |
D532080 | November 14, 2006 | Kobayashi et al. |
Patent History
Patent number: D589118
Type: Grant
Filed: Aug 30, 2007
Date of Patent: Mar 24, 2009
Assignee: TGK Co., Ltd. (Tokyo)
Inventor: Takeshi Watanabe (Tokyo)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Westerman, Hattori, Daniels & Adrian, LLP.
Application Number: 29/287,626
Type: Grant
Filed: Aug 30, 2007
Date of Patent: Mar 24, 2009
Assignee: TGK Co., Ltd. (Tokyo)
Inventor: Takeshi Watanabe (Tokyo)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Westerman, Hattori, Daniels & Adrian, LLP.
Application Number: 29/287,626
Classifications
Current U.S. Class:
Valve Or Body Therefor (D23/233)