Attic door insulator
Description
The attic door insulator is used to seal and insulate bonus room doors and any other type of door between the attic and conditioned space to save energy.
Claims
I claim the ornamental design for an attic door insulator, as shown.
Referenced Cited
U.S. Patent Documents
4299059 | November 10, 1981 | Smith |
4337602 | July 6, 1982 | King |
4563845 | January 14, 1986 | Stipe |
D348316 | June 28, 1994 | Malmanger et al. |
D378420 | March 11, 1997 | Holby, Jr. |
5623795 | April 29, 1997 | Padjett |
5628151 | May 13, 1997 | Monat |
5735086 | April 7, 1998 | Fordahl |
5867946 | February 9, 1999 | Seagren |
D475796 | June 10, 2003 | Liu |
6601352 | August 5, 2003 | Obemeyer et al. |
6966153 | November 22, 2005 | Panetta et al. |
20080295434 | December 4, 2008 | Bills |
Patent History
Patent number: D637740
Type: Grant
Filed: Jan 10, 2010
Date of Patent: May 10, 2011
Inventor: Jerry Lee Copeland (Belmont, NC)
Primary Examiner: Doris Clark
Application Number: 29/353,510
Type: Grant
Filed: Jan 10, 2010
Date of Patent: May 10, 2011
Inventor: Jerry Lee Copeland (Belmont, NC)
Primary Examiner: Doris Clark
Application Number: 29/353,510
Classifications
Current U.S. Class:
D25/48