Pin drive wheelbarrow
CA 2344958 A1 · Owner: Intengan, Franklin S. · Inventors: Intengan, Franklin S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wheelbarrow includes a load carrying bin a frame structure, a number of, wheels and a closed loop pivotal handle. The handle is attached near the rear of the, wheelbarrow on a pivoting axis so that the user may adjust the height of the handle. The handle may be attached with two threaded pins having knobs at one end so a user may fix the handle at one particular height may leave the handle , entirely, adjustable or may remove the handle entirely for convenient storage of the device. The wheels are placed to provide complete support for the load and may include vertical swivel axes to make moving the wheelbarrow easier.
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 25, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 25, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 2023.
- 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.