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Expired Canadian patentCanada

High density storage system

CA 1302955 C · Owner: Devening, Charles K. · Inventors: Devening, Charles K.

CIPO record

Overview

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

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Abstract From the Canadian patent

A high density mobile storage system in, which groups of racks are arranged side by side in a row, the racks being selectively movable individually or in groups so as to leave a loading and unloading space between any two of the racks. Each row of racks includes a pair of overhead rails supported by guide means on the upper corners of the racks and all racks, of each row are supported by floor supported wheels or casters. The wheels of the endmost racks of each row are selectively lockable against rotation and the, endmost racks of each row are selectively lockable to the overhead guide rails.

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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 June 9, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 9, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 11, 1989
GrantedJune 9, 1992
Term endedJune 9, 2009
Patent numberCA 1302955 C
Classification (IPC)A47B53/02

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedJuly 11, 1989Patent grantedJune 9, 1992Term endedJune 9, 2009

Sources & verification

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