Ergonomic upright wheeled luggage
CA 2175019 C · Owner: King, William L. · Inventors: Zionts, Andrew; Waddell, Charles E. Jr.; King, William L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wheeled upright luggage case is disclosed. The best embodiment of the case has wheels to allow the case to stand upright in a stable and balanced position without attendance by the user. The case has a wheel handle to allow the user to push or pull the case across a supporting surface. The case may be pushed or pulled on either four wheels or two wheels. When four wheels are used,the full weight of the case and its contents are borne by the wheels relieving the user from having to bear with her arm any of the weight of the luggage. The bodyof the case is designed to have a specific range of tilt angles from the vertical; by tilting the body of the case toward the user the design of the …
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, 1996 and granted February 3, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 25, 2016.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 2018.
- 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.