Piston with x-shaped grove in the skirt
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Description
The broken line showing portions of a piston with X-shaped grove in the skirt is included for illustrating environmental structure and forms no part of the claimed design.
Claims
The ornamental design for a piston with x-shaped groove in the skirt, as shown and described.
Referenced Cited
U.S. Patent Documents
1961886 | June 1934 | Larger |
D122922 | October 1940 | Flammang et al. |
4541377 | September 17, 1985 | Amos |
D287599 | January 6, 1987 | Murray |
5435872 | July 25, 1995 | Penrice |
D373773 | September 17, 1996 | Hund, Jr. |
D377493 | January 21, 1997 | Oda et al. |
D399212 | October 6, 1998 | Roderweiss et al. |
6170454 | January 9, 2001 | McFarland et al. |
6845741 | January 25, 2005 | Saruwatari et al. |
20090151688 | June 18, 2009 | Matsui et al. |
Patent History
Patent number: D609247
Type: Grant
Filed: Sep 12, 2008
Date of Patent: Feb 2, 2010
Assignee: DSS, Inc. (St. Charles, IL)
Inventors: Thomas L. Naegele (St. Charles, IL), Ronald J. Raffanti (St. Charles, IL)
Primary Examiner: Ian Simmons
Assistant Examiner: Wan Laymon
Attorney: Mathew R. P. Perrone, Jr.
Application Number: 29/324,462
Type: Grant
Filed: Sep 12, 2008
Date of Patent: Feb 2, 2010
Assignee: DSS, Inc. (St. Charles, IL)
Inventors: Thomas L. Naegele (St. Charles, IL), Ronald J. Raffanti (St. Charles, IL)
Primary Examiner: Ian Simmons
Assistant Examiner: Wan Laymon
Attorney: Mathew R. P. Perrone, Jr.
Application Number: 29/324,462
Classifications
Current U.S. Class:
Element Or Attachment (D15/5)