Elevating apparatus
CA 1188264 A · Owner: Coates Management Pty. Ltd. · Inventors: Coates, Simon T.E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An elevating device suitable for elevating people and animals from a ground surface has a first frame to be supported on the ground surface, a second frame to support the person or animal to be elevated, a scissor-action linkage between the frames and a device for actuating the linkage to adjust the height of the second frame relative to the first frame. The arrangement is relatively simple and inexpensive.
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
- Granted June 4, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 4, 2002.
- 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.