U.S. judge upholds Bristol, Sanofi patent on Plavix
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A U.S. judge on Tuesday ruled that the  patent on the multibillion-dollar blood clot-preventing drug  Plavix is valid, handing a major victory to Bristol-Myers  Squibb Co.  and Sanofi-Aventis .
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Medical device maker Medtronic Inc. lost a patent case over heart stents against rivals Guidant Corp. and Boston Scientific Corp. on Wednesday, but the company said it would appeal the decision.
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The Motley Fool - As investors waited anxiously for Amgen's (Nasdaq: AMGN - News) earnings report, the United Kingdom's high court snuck in with a stinker. It ruled that Transkaryotic Therapies (Nasdaq: TKTX - News) and Sanofi-Aventis (NYSE: SNYT - News) did not infringe on the patent for EPO, Amgen's anemia treatment (which accounts for 27% of its sales), and ruled the patent invalid.
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Although a U.S. judge has halted   continued shipments of a generic form of Bristol-Myers Squibb   Co.'s BMY.N best-selling drug, analysts on Friday cautioned   that huge supplies already on the market would hurt the   company's earnings in 2006 and 2007.
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A federal judge denied a request by Pfizer (nyse: PFE - news - people ) to halt competitors&#39; sales of gabapentin, a generic form of Pfizer&#39;s Neurontin epilepsy drug.
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Although a U.S. judge has halted  continued shipments of a generic form of Bristol-Myers Squibb  Co.'s  best-selling drug, analysts on Friday cautioned  that huge supplies already on the market would hurt the  company's earnings in 2006 and 2007.
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SHANGHAI, China  - Pfizer Inc., the world's largest drug company, said Tuesday that it has filed an appeal in a Beijing court against a government decision rejecting the company's Chinese patent for its erectile dysfunction drug, Viagra.
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An appeals court ruled Monday that two remaining antitrust claims brought against Microsoft by Novell could go forward, upholding an earlier court decision that dismissed the company's other four claims.
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Pfizer Inc.  said on Tuesday that it had won a patent case over its Lipitor drug in an Irish court, which ruled a patent protecting the blockbuster cholesterol fighter would be infringed by a competing product from India's Ranbaxy Laboratories Ltd.
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A US judge refuses a request to combine thousands of lawsuits involving the painkiller Vioxx into a class action.
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A U.S. federal judge has denied motions to certify classes of users of osteoporosis drug Fosamax who wanted Merck & Co  to set up a program to monitor them for an ailment involving jaw bone decay.
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A U.S. appeals court on Wednesday upheld a verdict that Vonage Holdings Corp  infringed two patents held by Verizon Communications Inc , the latest legal setback for the loss-making Internet phone company.
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A federal judge has ruled that some  product liability claims against Boston Scientific Corp.   over heart defibrillators can proceed, rejecting the  medical device company&#39;s motions to dismiss them.
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Sanofi gains a crucial legal victory for its top compound.
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A jury in Texas has ruled that Boston Scientificâs drug-coated stents infringed a 1997 patent issued to a radiologist and has awarded the inventor $431 million.
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IN A preliminary ruling, the US government has rejected Microsoft&#39;s 1996 patent on technology for saving files on computers using easy-to-remember names.
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A federal judge blocked sales of a generic version of blood thinner Plavix yesterday while he considers the merits of a claim that a Canadian pharmaceutical company improperly entered the market.