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. 01, 1984
Filed:
Feb. 12, 1981
Applicant:
Inventors:
David M Wright, Shrewsbury, MA (US);
Albert G Ermanski, Auburn, MA (US);
Assignee:
Wright Line Inc., Worchester, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B42F / ; B42F / ; A47B / ;
U.S. Cl.
CPC ...
402-4 ; 281 / ; 281 / ; 312183 ; 312184 ; 402 73 ; 402 / ; 402 / ; 402 74 ;
Abstract
A document holder for releasably binding together loose-leaf stationery items and securing them to either single- or double-rail suspension filing systems is provided by a loose-leaf binder which incorporates a thin external spine structure incorporating at least one hook suitable for suspending the binder from single-rail suspension systems and retractable head- and tail-end hooks suitable for use with double-rail suspension systems.