Detachable cover umbrella
CA 2117937 A1 · Owner: Barrington, Joan · Inventors: Barrington, Joan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In accordance with the present invention an umbrella with a detachable cover is provided, of the type comprising a shaft a, handle at one end, ribs hingedly secured to the other end and means associated with the shaft to move the ribs between open and closed position, with the cover supported on the ribs. The improvement according to the present invention is characterized in that a flexible strip extends about the ribs secured to their free ends and attachment means are secured to portions of the ribs and the flexible strip, and corresponding attachment means are secured to corresponding portions of the cover so that the cover is releasably attachable to the ribs.
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 October 12, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 12, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 12, 2016.
- 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.