Pipe insulator
Description
The pipe insulator is shown broken away with solid, cut-off lines in the figures to indicate that no specific length is being claimed—it is understood that the interrupted portion of the pipe insulator has a uniform shape and appearance throughout its length.
Claims
The ornamental design for the “pipe insulator,” as shown and described.
Referenced Cited
U.S. Patent Documents
2624366 | January 1953 | Pugh |
3004330 | October 1961 | Wilkins |
5099889 | March 31, 1992 | Ratzlaff |
D375599 | November 12, 1996 | Hirano et al. |
D375600 | November 12, 1996 | Hirano et al. |
5988227 | November 23, 1999 | Magoffin |
D488545 | April 13, 2004 | Takamatu |
20050005986 | January 13, 2005 | Topek et al. |
20060070678 | April 6, 2006 | Koerner |
20080302436 | December 11, 2008 | Elowitz |
20090050226 | February 26, 2009 | Mirmand et al. |
Patent History
Patent number: D612916
Type: Grant
Filed: May 9, 2007
Date of Patent: Mar 30, 2010
Inventor: Steven Hartman (Erin, ON)
Primary Examiner: Daniel D Bui
Assistant Examiner: Thomas J Johannes
Application Number: 29/279,855
Type: Grant
Filed: May 9, 2007
Date of Patent: Mar 30, 2010
Inventor: Steven Hartman (Erin, ON)
Primary Examiner: Daniel D Bui
Assistant Examiner: Thomas J Johannes
Application Number: 29/279,855
Classifications
Current U.S. Class:
Pipe, Tubing Or Hose (D23/266)