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Expired Canadian patentCanada

An adjustable clip for attaching sheet material to structural members

CA 2330880 C · Owner: Grabber Construction Products, Inc. · Inventors: Feltman, Jeffrey L.

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

A clip (10) for facilitating attachment of sheet material to structural beams includes a clip body portion (26) and an adjustable spring arm portion (28) allowing the clip to be adjusted to fit on structural beams of different sizes. The clip body portion (26) includes a first mounting surface (38) and a second mounting surface (40). The adjustable arm portion (28) includes a first arm panel (48) defining an additional sheet-mounting surface (55) and a second arm panel (56) movable with respect to the first arm panel (48) within a range of up to the width of the first arm panel. The additional mounting surface (55) is substantially parallel to the first mounting surface (38) of the …

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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

  • Filed May 5, 1999 and granted July 1, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 5, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 5, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 5, 1999
GrantedJuly 1, 2003
Term endedMay 5, 2019
Patent numberCA 2330880 C
Classification (IPC)E04C3/30 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedMay 5, 1999Patent grantedJuly 1, 2003Term endedMay 5, 2019

Sources & verification

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