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Expired Canadian patentCanada

A transmission

CA 2269515 C · Owner: Select Design Technologies Limited Acn 087 910 996 · Inventors: Klaricic, Boris

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 transmission comprising gear case bottom part 72 and rear cover 73; shaft 19 supported on bearings 34 and 37; shaft 20 supported on bearings 33 38, and 39; shaft 21 supported on bearings 35 36 and 40 and shaft 22 supported on, bearings 47 and 42. Shaft 19 carries a cluster of seven gears 1 2, 3, 4, 5, 6 and 7 all of them, being integral part of the shaft. These gears are positioned along the shaft from, the smallest gear 1 to the largest gear 7. Each gear on shaft 19 is permanently, meshed with a gear on either shaft 20 or shaft 21. Gear 1 is meshed with gear 8, gear 2 with gear 9, gear 3 with gear 10 gear 4 with gear 11, gear 5 with , gear 12, gear 6 with gear 13 and gear 7 with gear …

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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 April 22, 1999 and granted April 8, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 22, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 22, 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.
FiledApril 22, 1999
GrantedApril 8, 2003
Term endedApril 22, 2019
Patent numberCA 2269515 C
Classification (IPC)F16H3/09 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedApril 22, 1999Patent grantedApril 8, 2003Term endedApril 22, 2019

Sources & verification

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