Sprinkler cover plate assembly
Latest Senju Sprinkler Co., Ltd. Patents:
Description
Claims
The ornamental design for a sprinkler cover plate assembly, as shown.
Referenced Cited
U.S. Patent Documents
D232359 | August 1974 | Robinson |
D314419 | February 5, 1991 | Rosenfeld |
D316892 | May 14, 1991 | Clivio |
D318096 | July 9, 1991 | Polan |
5097906 | March 24, 1992 | Polan |
5447338 | September 5, 1995 | Kikuchi |
6131822 | October 17, 2000 | Farmer, Jr. |
7540330 | June 2, 2009 | Orr et al. |
7624813 | December 1, 2009 | Ma |
D663009 | July 3, 2012 | Koiwa |
8220556 | July 17, 2012 | Retzloff et al. |
8353356 | January 15, 2013 | Rogers |
20020088624 | July 11, 2002 | Waligorski |
Patent History
Patent number: D683426
Type: Grant
Filed: Jul 12, 2012
Date of Patent: May 28, 2013
Assignee: Senju Sprinkler Co., Ltd. (Tokyo)
Inventor: Yasuaki Koiwa (Tokyo)
Primary Examiner: Robin V Webster
Application Number: 29/426,984
Type: Grant
Filed: Jul 12, 2012
Date of Patent: May 28, 2013
Assignee: Senju Sprinkler Co., Ltd. (Tokyo)
Inventor: Yasuaki Koiwa (Tokyo)
Primary Examiner: Robin V Webster
Application Number: 29/426,984
Classifications
Current U.S. Class:
Sprinkler For Lawn, Agricultural Irrigation Or Fire Extinguishing (5) (D23/214)