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:
Jul. 18, 1989
Filed:
Mar. 22, 1988
Applicant:
Inventors:
Alfredo J Vercillo, Harwood Heights, IL (US);
Roger M Scharer, Des Plaines, IL (US);
Assignee:
General Binding Corporation, Northbrook, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B42D / ; B42D / ; B42F / ;
U.S. Cl.
CPC ...
281 211 ; 281 36 ; 402-4 ;
Abstract
There is disclosed herein a binder cover system for binding loose pages to a cover. The cover includes a spine and a front and back cover hingedly connected thereto, there being applied an electrically conductive layer to an insulator layer which carries an electrically conductive layer and which is secured to said spine and a heat-activatable adhesive layer to said conductive layer. Electrically conductive rivet-like means extend through said spine insulating layer and said electrically conductive layer and are connected by said electrically conductive layer.