Patent Yard Sign in
Expired Canadian patentCanada

Spreading device for rope networks

CA 2604931 C · Owner: Koehler, Karl-Heinz · Inventors: Koehler, Karl-Heinz

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

The invention relates to a rope spreading device for rope networks with tensioning ropes that converge at a top point of a support mast at an acute angle. It is an object of the invention to overcome the lack of play space, while making it also possible to vary the tension of the tensioning ropes. Accordingly, a rope spreading device is provided for rope networks with tensioning ropes that converge at a top point of a support mast at an acute angle, wherein the device is characterized in that at least one rope spreader is arranged between a tensioning rope and a support mast. The rope spreader changes the path of the tensioning rope so that a greater usable volume is created …

Read the whole patent

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 13, 2006 and granted October 1, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 13, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 13, 2006
GrantedOctober 1, 2013
Term endedApril 13, 2026
Patent numberCA 2604931 C
Classification (IPC)A63B9/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedApril 13, 2006Patent grantedOct 1, 2013Term endedApril 13, 2026

Sources & verification

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