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Expired Canadian patentCanada

Shelving structure

CA 1085777 A · Owner: Speedshelf International, Inc. · Inventors: Searby, Dennis Deb.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

The specification discloses a vertical framework structure extendable in both lateral and longitudinal directions. The structure comprises a plurality of vertical columns which are tubular members having a rectangular cross-section. At least two vertical opposing faces of the column are provided with a series of pairs of vertically and horizontally aligned spaced mounting slots. The structure further includes at least one lateral bracing member adapted to support a shelf and extending between a pair of front and rear vertical columns. Each end of said lateral bracing member is formed with a pair of mounting lugs projecting at right angles to the plane of the bracing member, arranged in …

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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 September 16, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 16, 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.
FiledAugust 4, 1978
GrantedSeptember 16, 1980
Term endedSeptember 16, 1997
Patent numberCA 1085777 A
Classification (IPC)A47B57/14

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedAug 4, 1978Patent grantedSep 16, 1980Term endedSep 16, 1997

Sources & verification

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