Modular back side radiant heating panels
CA 2063841 A1 · Owner: Springer, David A. · Inventors: Springer, David A.; Bourne, Richard C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A modular temperature controlling panel for location adjacent a rear side of a room surface and between spaced penetrable structural framing members for supporting the room surface includes: an insulating core having a contact surface for location adjacent the room surface and a non-contact surface opposite the room surface; a linear thermal source recessed within the core on the contact surface; a metallic sheet on the contact surface of the core for contacting the linear thermal source; and a spring retention device on the non-contact surface of the core for securing the core between the spaced framing members and for urging the contact surface towards the room surface. The spring …
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 24, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 24, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 24, 2014.
- 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.