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:
Mar. 12, 1991
Filed:
Oct. 13, 1989
Applicant:
Inventors:
Duane B Nixon, Indianapolis, IN (US);
Ralph P Palmer, Indianapolis, IN (US);
Carl M Pritchett, Indianapolis, IN (US);
Assignee:
Best Lock Corporation, Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05B / ;
U.S. Cl.
CPC ...
292347 ; 292D / ; 2923363 ;
Abstract
A spring-loaded handle return assembly of compact size is installed in a trim ring or rose on an exterior portion of a door. The return assembly operates to return a door handle to a home position automatically upon release of the door handle by a user.