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Expired Canadian patentCanada

Space divider system

CA 1282218 C · Owner: Hauserman, Inc. · Inventors: Ball, Douglas C.

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 space divider system utilizes horizontally extending beams mounted on height adjustable legs. The system includes main beams on which are two enclosed wire raceways at substantially work surface height. Also included are stabilizer beams which may be attached at their inner ends to any point along the main beam between the legs. The outer ends of the stabilizer beams are connected to a relatively short transverse beam which includes height adjustable posts or legs at each end. The outer end of the stabilizer beam may optionally be connected to the center of the transverse beam or to either leg or to a leg alone to form a T I or L-shape, configuration. The stabilizer beam and transverse …

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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 April 2, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 2, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 20, 1985
GrantedApril 2, 1991
Term endedApril 2, 2008
Patent numberCA 1282218 C
Classification (IPC)E04B2/74 +1 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedNov 20, 1985Patent grantedApril 2, 1991Term endedApril 2, 2008

Sources & verification

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