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:
Apr. 24, 2001
Filed:
Nov. 04, 1998
Applicant:
Inventors:
John Sinisi, Chalfont, PA (US);
Matthew A. Hanemann, Warminster, PA (US);
Joseph M. Vaccaro, Trenton, NJ (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26B 1/08 ;
U.S. Cl.
CPC ...
B26B 1/08 ;
Abstract
A retractable utility knife having a housing, a coil spring disposed within the housing, a blade, and a manually operable push button extending through the housing and in contact with the blade for movement therewith. The blade is positioned for longitudinal movement within a longitudinal passage defined within the coil spring. The spring biases the blade to the retracted position.