Rocking device
CA 2486256 A1 · Owner: Haigh, William Barry · Inventors: Haigh, William Barry
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A rocking device is described for receiving a lower part of a carriage perambulator, cot or the like in particular to rock an infant therein with , oscillation means to impart an oscillating motion thereto comprising an elongate roller (2) mounted about a generally longitudinal axis and drive , means (9) associated therewith to cause the roller to rotate the transverse , shape of the roller and the position of the axis together being such that the roller imparts an oscillating motion to the carriage in mechanical engagement therewith in use. A method of rocking a carriage perambulator, cot or the , like is also described.
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 June 17, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 17, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 17, 2024.
- 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.