O-ring
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Description
Claims
We claim the ornamental design for an o-ring, as shown and described.
Referenced Cited
U.S. Patent Documents
D238586 | January 1976 | Smith |
D243456 | February 22, 1977 | Ryan |
D243457 | February 22, 1977 | Ryan |
D296579 | July 5, 1988 | Hattori |
D308011 | May 22, 1990 | Norris |
D332653 | January 19, 1993 | Ryan |
D383053 | September 2, 1997 | Schrader et al. |
D383378 | September 9, 1997 | Schrader et al. |
6325390 | December 4, 2001 | Sillmon |
D480953 | October 21, 2003 | Lee et al. |
Patent History
Patent number: D558037
Type: Grant
Filed: Apr 13, 2006
Date of Patent: Dec 25, 2007
Assignee: Philmac Pty Ltd (North Plympton, South Australia)
Inventors: David Chelchowski (Largs Bay), Geoffrey Brian Puckett (Hallett Cove), Malcolm Pridham (Sheldow Park)
Primary Examiner: Holly H. Baynham
Assistant Examiner: Sheryl Friedman
Attorney: Francis Law Group
Application Number: 29/258,058
Type: Grant
Filed: Apr 13, 2006
Date of Patent: Dec 25, 2007
Assignee: Philmac Pty Ltd (North Plympton, South Australia)
Inventors: David Chelchowski (Largs Bay), Geoffrey Brian Puckett (Hallett Cove), Malcolm Pridham (Sheldow Park)
Primary Examiner: Holly H. Baynham
Assistant Examiner: Sheryl Friedman
Attorney: Francis Law Group
Application Number: 29/258,058
Classifications
Current U.S. Class:
D8/382