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. 01, 1977
Filed:
May. 12, 1975
Applicant:
Inventors:
Henry N Staats, Deerfield, IL (US);
Robert K Newcomb, Wilmette, IL (US);
Assignee:
General Binding Corporation, Northbrook, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B42C / ;
U.S. Cl.
CPC ...
11 / ; 156583 ;
Abstract
A method and apparatus for permanently binding a plurality of sheets along one edge by embedding them in a thermally activatable adhesive. The sheets are slashed in the presence of the adhesive in a manner providing contact of the adhesive with the sides as well as the edges of the sheets to be bound providing a permanent securement of each sheet. Apparatus accomplishing the binding operation is included and a novel cover marketable as a universally usable binder element is also encompassed in the invention.