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Expired Canadian patentCanada

Lightbank with releasable support rod mounts

CA 2499836 C · Owner: Chimera Company · Inventors: Frost, Thomas M.; Lowe, Gregory E.

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 releasable attachment for a support rod (18) of a lightbank assembly (8) includes a rod anchor block (34) that has at least one hole (42) for receiving and retaining a proximal end (17) of a support rod (18) and is pivotally mounted in relation to a frame (16), such as a typical ring-shaped frame of the light bank assembly (8). A releasable latch mechanism such as a pivotal , lever (36) or a slidable pin (272) with a latch surface (54) engages a latch surface (56) on or in the rod anchor block (34) to releasably latch the rod anchor block against pivotal movement in relation to the frame (16) when the , support rod and a reflector hood and diffuser panel mounted on the support rod, …

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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 September 24, 2003 and granted April 16, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 24, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 24, 2025.
  • 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 24, 2003
GrantedApril 16, 2013
Term endedSeptember 24, 2023
Patent numberCA 2499836 C
Classification (IPC)G03B15/06 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedSep 24, 2003Patent grantedApril 16, 2013Term endedSep 24, 2023

Sources & verification

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