Toy
CA 1291876 C · Owner: Rankin, Martin D. · Inventors: Rankin, Martin D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A heating means primarily taking the form of a soft toy which can transmit warmth to a person hugging the soft toy. The soft toy includes a casing containing stuffing material and a heat source within the stuffing material. A heat transfer means having higher thermal conductivity than the stuffing material extends between the heat source and a portion of the casing so as to concentrate heat towards a specific region on the exterior surface of the soft toy. The heat transfer means is of flexible construction so as to maintain the soft characteristics of the toy.
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 November 12, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 12, 2008.
- 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.