Twist lock plug
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Description
The broken lines which define the bounds of the claim form no part thereof. None of the broken lines form part of the claimed design.
Claims
The ornamental design for a twist lock plug, as shown and described.
Referenced Cited
U.S. Patent Documents
| 4722337 | February 2, 1988 | Losch et al. |
| 5119649 | June 9, 1992 | Spence |
| 5322449 | June 21, 1994 | Pizano |
| D364548 | November 28, 1995 | Platt |
| D446106 | August 7, 2001 | Laabs et al. |
| D451001 | November 27, 2001 | Bremicker |
| D462004 | August 27, 2002 | Jenks |
| 6464519 | October 15, 2002 | Hawks |
| 6591642 | July 15, 2003 | Kuo |
| D515399 | February 21, 2006 | Ho |
| D520861 | May 16, 2006 | Jornod et al. |
| D591139 | April 28, 2009 | Gulley |
| 7658505 | February 9, 2010 | Howell |
Patent History
Patent number: D642892
Type: Grant
Filed: Nov 5, 2010
Date of Patent: Aug 9, 2011
Assignee: (Richland, WA)
Inventor: James D. Weber (Kennewick, WA)
Primary Examiner: Prabhakar Deshmukh
Attorney: Lee & Hayes, PLLC
Application Number: 29/378,611
Type: Grant
Filed: Nov 5, 2010
Date of Patent: Aug 9, 2011
Assignee: (Richland, WA)
Inventor: James D. Weber (Kennewick, WA)
Primary Examiner: Prabhakar Deshmukh
Attorney: Lee & Hayes, PLLC
Application Number: 29/378,611
Classifications
Current U.S. Class:
D8/331;
D8/343