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Patent applications and USPTO patent grants for Copeland; Jerry Lee.The latest application filed is for "attic door insulator".
Patent | Date |
---|---|
Attic door insulator Grant D637,740 - Copeland May 10, 2 | 2011-05-10 |
Attic Door Insulator App 20100107510 - Copeland; Jerry Lee | 2010-05-06 |
Insulated Access Cover App 20090133342 - Copeland; Jerry Lee | 2009-05-28 |
Insulated attic access cover folding stairway Grant D586,473 - Copeland February 10, 2 | 2009-02-10 |
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