Door closer
Latest Sugatsune Kogyo Co., Ltd. Patents:
Description
The broken lines showing an environment are for illustrative purposes only. The other broken lines indicate disclaimed portions of the design. None of the broken lines form part of the claimed design.
Claims
The ornamental design for a door closer, as shown and described.
Referenced Cited
U.S. Patent Documents
D167284 | July 1952 | Schlage |
4086681 | May 2, 1978 | Nakanishi |
4231134 | November 4, 1980 | Schoker |
4256412 | March 17, 1981 | Tybus et al. |
D304291 | October 31, 1989 | Weinerman et al. |
5268306 | December 7, 1993 | Berger et al. |
5511284 | April 30, 1996 | Current |
6003911 | December 21, 1999 | Sowash |
D429992 | August 29, 2000 | Ginzel et al. |
6421876 | July 23, 2002 | Ginzel et al. |
6591551 | July 15, 2003 | Winkler |
D491787 | June 22, 2004 | Homberg |
D493352 | July 27, 2004 | Homberg |
Patent History
Patent number: D635435
Type: Grant
Filed: Apr 22, 2010
Date of Patent: Apr 5, 2011
Assignee: Sugatsune Kogyo Co., Ltd. (Tokyo)
Inventor: Koushi Yamaguchi (Tokyo)
Primary Examiner: Prabhakar Deshmukh
Attorney: Bacon & Thomas, PLLC
Application Number: 29/347,722
Type: Grant
Filed: Apr 22, 2010
Date of Patent: Apr 5, 2011
Assignee: Sugatsune Kogyo Co., Ltd. (Tokyo)
Inventor: Koushi Yamaguchi (Tokyo)
Primary Examiner: Prabhakar Deshmukh
Attorney: Bacon & Thomas, PLLC
Application Number: 29/347,722
Classifications
Current U.S. Class:
D8/330