Awning extension and retraction apparatus
CA 2225424 C · Owner: Kaun, Elden · Inventors: Kaun, Elden
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An awning extension and retraction apparatus is disclosed. The apparatus is adaptable to being powered by an electrical motor if desired. Left and right support arms are carried by a low position on a supporting wall and provide telescoping inner, and outer support arms. These arms move from a vertical orientation when the awning is retracted, to an angular position when the awning is extended. Hinged left and right rafter arms are carried by an upper position on a supporting wall and provide an inner, rafter arm adjacent to the supporting wall and an outer rafter arm connected to a roller tube supporting the awning fabric. The inner and outer rafter arms are connected at a mid-point by an …
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 December 22, 1997 and granted May 27, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 22, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 22, 2019.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.