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:
Sep. 19, 2000
Filed:
Oct. 07, 1998
Applicant:
Inventor:
Kenneth T Theriault, Meriden, CT (US);
Assignee:
International Security Products, Inc., Southington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05B / ;
U.S. Cl.
CPC ...
70406 ; 70389 ; 70390 ; 70419 ;
Abstract
A blank for use in fabricating a key for a cylinder lock having a camming projection extending outwardly from a first side of the blade portion of the blank and a recess in the opposite side of the blade portion. The projection and recess are simultaneously formed in a punching operation and have at least one different geometrical parameter whereby the camming projection is not complementary to the recess and/or has a different orientation than the recess.