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Expired Canadian patentCanada

Method of myocardial imaging

CA 1305922 C · Owner: Hilleman, Daniel E. · Inventors: Hilleman, Daniel E.; Mohiuddin, Syed M.

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Abstract From the Canadian patent

Disclosed is a new use of adenosine; functional adenosine receptor agonists which include 1-methyl-2-phenylethyladenosine, 5-ethyl carboxamide adenosine cyclopentyl adenosine, and 2-chloro adenosine; metabolic precursors or by-products of adenosine which include adenine and inosine; and phosphorylated derivatives of adenosine including adenosine monophosphate adenosine diphosphate and adenosine triphosphate as a coronary, artery dilating agent in conjunction with various invasive and noninvasive diagnostic techniques to detect the presence or assess the severity of vascular disease in humans. The diagnostic techniques include for example myocardial perfusion imaging using adenosine or its …

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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 August 4, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 4, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 18, 1989
GrantedAugust 4, 1992
Term endedAugust 4, 2009
Patent numberCA 1305922 C
Classification (IPC)A61K49/00 +1 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedApril 18, 1989Patent grantedAug 4, 1992Term endedAug 4, 2009

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