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Mayo Clinic wins major patent case in unanimous Supreme Court ruling

March 21, 2012 11:09 am by | 1 Comments

justice

Mayo Clinic announced Wednesday that it had won a lengthy legal battle against Prometheus Laboratories Inc., based in California, with the Supreme Court unanimously agreeing with its argument that natural bodily responses to medical treatment are not patent eligible.

Up until 2004, the Minnesota healthcare provider bought and used a blood test from Prometheusthat allowed doctors to decide the proper dosage for a drug called thiopurine, which is used to treat gastrointestinal maladies. But when Mayo researchers developed a test of their own, they stopped purchasing the test, which led Prometheus to sue for patent infringement and to block Mayo from using its own test.

But the nine justices ruled that simply stating a natural process and asking that it be applied as Prometheus was demanding is not covered by U.S. patent law.

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“Prometheus’ patents set forth laws of nature — namely,relationships between concentrations of certain metabolites in the blood and the likelihood that a dosage of athiopurine drug will prove ineffective or cause harm,” read the Supreme Court opinion. “Einstein, we assume, could not have patented his famous law by claiming a process consisting of simply telling linear accelerator operators to refer to the law to determine how much energy an amount of mass has produced (or vice versa).”

The opinion drew sharp responses from organizations that either hailed or decried the decision.

“Medical innovations that provide insight into natural human biology must remain freely accessible and widely disseminated. Blocking this information from physicians and researchers inhibits future discoveries,” said Dr.Robert M. Wah, chair of the American Medical Association, in a statement.

On the other side was BIO, a trade and lobby organization, which like the AMA had presented an amicus brief, but against Mayo’s argument and in favor of Prometheus’.

“We are surprised and disappointed in the court’s decision, which disregarded the considered judgment of the executive branch experts and numerous amici such as BIO, who warned about the unintended consequences of attempting to use patent eligibility as a basis to strike down these patents for biomarker-based diagnostic methods,” saidHans Sauer, deputy general counsel for intellectual property, in a statement.

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Arundhati Parmar

By Arundhati Parmar

Arundhati Parmar is the Medical Devices Reporter at MedCity News. She has covered medical technology since 2008 and specialized in business journalism since 2001. Parmar has three degrees from three continents - a Bachelor of Arts in English from Jadavpur University, Kolkata, India; a Masters in English Literature from the University of Sydney, Australia and a Masters in Journalism from Northwestern University in Chicago. She has sworn never to enter a classroom again.
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1 comments
J. Lowell Ross, MD
J. Lowell Ross, MD

The details and concepts that the Supreme Court used to arrive at this apparently reasonable opinion helps, in a way, small that it might be, in rehabilitating those at Mayo la la land and in Minnesota in general, that disclosure trumps hiding dirty secrets. I refer the reader to last year's Supreme Court unanimous slap down [8-0-1] of January 11, 2011, whereby the University of Minnesota and the Mayo Clinic were brought back to polite society from their egregious and illegal 'Al Capone-like' tax evasion scams and ordered [yes, that is what it took] to cover their medical residents with social security, something the rest of the country decided in the 1930's. Welcome to 2012 from 1932.

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