Tool to remove dandelions
CA 2030154 A1 · Owner: Trahan, Roger · Inventors: Gazaille, Denise; Trahan, Roger
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A tool to remove by pulling or plugging at, dandelions. The tool has a rectangular frame having parallel top and bottom sides and parallel lateral sides extending between the top and the bottom sides. The top side defines a handle. The bottom side is of a length sufficient to receive the foot of an operator. The tool also has a tapered tubular member externally secured to one of the lateral sides of the frame adjacent the bottom side. This tapered tubular member extends in a direction substantially parallel to the lateral side to which it is connected and, has a lower end of smaller diameter that projects away from the bottom side. The lower end of the tapered member has a piercing and …
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 November 16, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 16, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 16, 2012.
- 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.