The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 08, 2019
Filed:
Jun. 05, 2017
Applicant:
Amesbury Group, Inc., Amesbury, MA (US);
Inventor:
Wilbur J. Kellum, Garretson, SD (US);
Assignee:
Amesbury Group, Inc., Amesbury, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E06B 3/964 (2006.01);
U.S. Cl.
CPC ...
E06B 3/9645 (2013.01); E06B 3/9644 (2013.01); E06B 3/9646 (2013.01); E05F 2700/00 (2013.01);
Abstract
A corner key includes a heel and at least one leg extending along an axis from the heel. The at least one leg includes a retention element and a lifting cam such that upon insertion into a frame member the lifting cam induces a bending stress in the retention element.