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Expired Canadian patentCanada

Scaffold platform section

CA 1293526 C · Owner: Layher, Ulrich · Inventors: Langer, Ruth; Layher, Ulrich

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

h scaffold platform section is fashioned as a corner platform section (117) and exhibits an optionally multipartite floor plate (27) at which at lease one supporting leg (29) is bent at an angle carrying drop-in, claws (13) or the like. A supporting leg has a lower lift-preventing leg (30) extending to below the U supporting span member (14) in the drop-in position. This platform section bridges a great variety of different angular regions between other scaffold platforms and can have a swivel member (37) for compensating purposes the corner, platform section (117) proper can be equipped with a border leg (35). The swivel member (37) can have a border leg (38). two component elements can be …

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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 December 24, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 24, 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.
FiledSeptember 23, 1988
GrantedDecember 24, 1991
Term endedDecember 24, 2008
Patent numberCA 1293526 C
Classification (IPC)E04G1/15

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedSep 23, 1988Patent grantedDec 24, 1991Term endedDec 24, 2008

Sources & verification

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