Patent Yard Sign in
Expired Canadian patentCanada

Document handling device

CA 1072591 A · Owner: Brandt-Pra · Inventors: Diblasio, John A.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

A document handling and counting device in which documents arranged in a stack within an infeed tray are bottom-fed through a document stripping and separating means so as to be fed at spaced intervals and in a one-at-a-time fashion through a document processing stage whereupon the documents are then restacked in their original order. Document stripping and separation is performed by cooperating stripper means and feed means imparting counteracting forces upon documents fed therebetween. Guide finger assemblies cooperating with the stripper means serve to fan the lower portion of the document stack preparatory to being fed between the stripper means and drive means and are further comprised …

Read the whole patent

Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted February 26, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 26, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedFebruary 26, 1980
Term endedFebruary 26, 1997
Patent numberCA 1072591 A
Classification (IPC)B65H3/04 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedFeb 26, 1980Term endedFeb 26, 1997

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.