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Expired Canadian patentCanada

Methods for detecting and imaging a temperature of an object by nuclear magnetic resonance

CA 1211791 A · Owner: Children'S Hospital Research Foundation, A Division Of Children'S Hospit Al Medical Center · Inventors: Clark, Leland C. Jr.; Ackerman, Jerome L.; Thomas, Stephen R.

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Abstract From the Canadian patent

A novel and improved method to detect indirectly a temperature of an object employing nuclear magnetic resonance techniques (NMR). The method involves obtaining an NMR spectrum to determine chemical shift, relaxation times spin-spin coup-, lings or quadrupole couplings for an element of a compound having at least one conformational isomer wherein the compound is influenced by a temperature of the object. Uniquely the, present invention may detect temperature in the body of an animal. Further, the present invention discloses a novel method to determine and monitor thermal physiological states in an animal as well as determine and monitor thermal states in an object. Because of the unique and …

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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 September 23, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 23, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 15, 1984
GrantedSeptember 23, 1986
Term endedSeptember 23, 2003
Patent numberCA 1211791 A
Classification (IPC)G01K7/36 +2 more

Timeline

Timeline From CIPO dates

1985198719891991199319951997199920012003Application filedFeb 15, 1984Patent grantedSep 23, 1986Term endedSep 23, 2003

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