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. 10, 1981
Filed:
Aug. 06, 1979
Dominic R Errichiello, Bloomingdale, IL (US);
Other;
Abstract
Binders for telephone directories subjected to hard use, vandalism and theft, as in public telephone facilities and the like, and having a front cover panel, a rear cover panel, and a spine along whose opposite longitudinal edges the front and rear cover panels respectively are hingedly connected by living hinges, a thin metal member with oppositely extending wings adapted to lie between and against the bound edges of the pages of the directory and a thin-edged tongue adapted to penetrate the bound edges of said pages and project through a slot in the spine, a hole through the spine-projecting part of said tongue, and ring means coacting with said hole and said spine for locking said tongue and said wings in book-securing position to prevent removal of said telephone directory from said binder, said spine preferably having a thick segment with a transverse passage aligned with the hole in said tongue, and said ring means being passed through said passage and said hole to secure said metal member on said spine.