Method and arrangement for lifting
CA 2287327 A1 · Owner: Liko Research & Development Ab · Inventors: Liljedahl, Gunnar
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Straps are used in order to form a supporting plane for a body resting on a supporting means, which straps double folded are inserted under the body while holding one end until the other end of the strap is completely inserted under the body. Two bars are now placed parallel and with a certain distance from the body on each side of the body. The free part of each strap is attached double folded, freely running, to one of the bars. The attachment point of the strap is rotated around the geometric axis of the bar in such a way that the part of the strap, which runs from the body will be placed over the double , folded end. The end of the strap which has been inserted under the body is …
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 March 27, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 27, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 27, 2020.
- 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.