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:
May. 02, 1978
Filed:
Mar. 14, 1977
Applicant:
Inventor:
Thomas R Davis, Friendswood, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05B / ;
U.S. Cl.
CPC ...
292139 ; 292153 ; 29234117 ;
Abstract
A dead bolt lock for doors, and the like, having an axial shaft extendable from the bolt and a bolt catch mounted in the door jamb adapted to be actuated by said shaft when the bolt is moved into extended position, and to engage and lock said bolt, until said shaft is retracted.