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Expired Canadian patentCanada

Solar energy heating system

CA 1048360 A · Owner: Falbel, Gerald · Inventors: Falbel, Gerald

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Abstract of the Disclosure A focused solar heating system is provided having a focusing reflector which is generally scoop-shaped. A solar collector plate is mounted on the front of the focusing reflector to directly accept direct solar radiation and diffuse radiation which strikes the front surface of the plate. The remainder of the entrance aperture of the focusing reflector accepts both on- and off-axis solar direct and diffuse radiation which is reflected by the focusing reflector and applied to the rear sureface of the solar collector plate. The focusing reflector has a concave reflective surface made up of first and second merging curves which are optimized so that the front and rear …

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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 February 13, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 13, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedFebruary 13, 1979
Term endedFebruary 13, 1996
Patent numberCA 1048360 A
Classification (IPC)F24J2/10

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedFeb 13, 1979Term endedFeb 13, 1996

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.