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[news 2001- 2002]



July 12, 2002

Eleven patents issued for Queen's-generated discoveries

KINGSTON, ON -- Eleven patents for developments arising out of Queen's University research in the fields of life sciences, biology and computing have been issued to Queen's inventors during the first half of 2002.

The patents -- nine U.S., one Canadian and one Indian -- were issued for methods and products ranging from a new treatment for female sexual dysfunction and a new method for diagnosing premature labour to the development of an anaesthetic-laced cement for easing the localized pain of orthopedic surgery.

The patents were issued to the following:

Michael Adams and Jeremy Heaton for Methods for the Normalization of Sexual Response and Amelioration of Long-term Genital Degradation; and for Method and Compositions for the Treatment or Amelioration of Female Sexual Dysfunction ( two U.S. patents). These patents result from the researchers' investigations into new uses for apomorphine for the treatment of different types of sexual dysfunction. Their work with apomorphine for the treatment of male erectile dysfunction led to the development of the impotence drug Uprima™, currently on sale in 46 countries worldwide.

Michael Adams, Jeremy Heaton, and Charles Graham for Method for Diagnosing a Vascular Condition (U.S. patent). This patent has applications in the diagnosis of premature labour and hypoxia (oxygen starvation of tissues).

James Banting, Jeremy Heaton and Michael Adams for Antagonism of Endothelin Actions (U.S patent). This method for controlling the age-related thickening of the walls of the vascular tissue in the genital area has applications in the treatment of erectile dysfunction.

David Bond and John Rudan, for Anaesthetic Bone Cement (U.S. patent). The researchers' patented method employs a bone cement mixed with an anaesthetic such as lidocaine that, when applied, provides sustained localized pain relief following an orthopedic surgical procedure such as an implant. The invention is under exclusive license to DePuy Orthopedics, Inc. of Warsaw, Indiana.

Kenneth Edgecombe and Alan Ableson, for Method and Apparatus for Determining Multi-Dimensional Structure (U.S. patent). This mathematics-based technology can be used for analysis in a wide range of data fields including protein crystallography, fluid dynamics, edge detection (the enhanced interpretation of computerized images), and financial markets. The technology is exclusively licensed to Molecular Mining Corp.

Laurie A. Graham, Yih-Cherng Liou, Virginia Walker and Peter Davies, for Tenebrio Antifreeze Proteins (U.S. patent). This patent results from the researchers' discovery of the genes encoding novel antifreeze proteins of the mealworm beetle. These proteins lower the freezing point of the solutions containing them, offering promise in the development of freeze-resistant food products, crops, fish stocks, and biologics such as blood plasma and organs for transplant. The technology is exclusively licensed to AF Proteins of Waltham, Mass.

Kenton Ko and Peng Pang for Enhanced Transport with a Plastid Membrane Transport Protein (U.S. patent). This method provides enhanced means of transport of molecules (such as proteins) into and/or across cellular membranes. It is particularly useful for increasing the secretion of proteins across plant membranes. The technology is exclusively licensed to Performance Plants, Inc. of Kingston and Saskatoon.

Martin Petkovich, Jay White, Barbara Beckett and Glenville Jones for Retinoid Metabolizing Protein. (Indian patent). This the fourth patent issuing from the researchers' work on a key enzyme involved in the metabolism of Vitamin A. The technology is exclusively licensed to Cytochroma of Kingston, ON and forms the basis for a partnership with Allergan, Inc. of Irvine, Calif.

Roy Pottier, James Kennedy and Michel Ringuet for Porphyrin Derivative (Canada). This patent relates to the researchers' work in the treatment of malignant tissue abnormalities through selective targeting of cancer cells using photo-chemotherapeutic agents derived from the iron-carrying molecule, porphyrin. This patent builds on previous work by the researchers in the field of photodynamic therapy using aminolevulinic acid (ALA), a porphyrin-based treatment for skin cancer exclusively licensed to DUSA Pharmaceuticals Inc. of Toronto and now on sale throughout the U.S.

Gregory Thatcher, Brian Bennett, James Reynolds, Roland Boegman and Khem Jhamandas for Nitrate Esters and Their Use for Neurological Conditions (U.S. patent). This patent relates to the researchers' work in the field of nitrate esters, and their potential use as treatment for a wide range of diseases characterized by neurodegeneration and loss of mental capacity. Of particular note is the ability of the technology to enhance cognition, holding promise for the treatment of such conditions as Alzheimer's, epilepsy, stroke, AIDS-induced dementia, and other diseases that cause loss of mental function. This technology is exclusively licensed to GBtherapeutics of Kingston.

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For information, please contact:
Carol Miernicki-Steeg
Vice-President, Intellectual Property
PARTEQ Innovations
(613) 533-2342

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