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Cease and desist letters

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• Posted on: January 5th, 2010 by James Yang

Once a patent issues, the patentee has a right to demand that others infringing on the claimed invention stop using, selling, offering for sale, manufacturing and importing the claimed invention into the United States. While not required, one of the first steps involved in exercising the patentee’s rights may involve sending a cease and desist [...]

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• Posted in: Infringement
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Contributory Infringement Viewed at Component Level

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• Posted on: March 26th, 2009 by James Yang

In Ricoh Company, Ltd. v. Quanta Computer, Inc., 2007-1567, (Fed. Cir. 2008), Quanta sold computer drives having various components.  For the purposes of this case, one of those components was specially designed to infringe Ricoh’s patent.  Although the computer drive itself did not directly infringe the Ricoh patent, Ricoh contends that Quanta should be held [...]

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• Posted in: Infringement, contributory infringement
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  James Yang

  Orange County, CA

  James Yang is a patent lawyer whose practice encompasses all areas of intellectual property law including patents, trademarks, copyrights and trade secrets.

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