Patent Appeals Board Ditches TSM For Stricter Tests

By Sam Schulz (July 18, 2007, 12:00 AM EDT) -- With the issuance of its first three precedential opinions since the U.S. Supreme Court's landmark ruling in KSR Intl. Co. v. Teleflex Inc., the Board of Patent Appeals revealed that its test for obviousness has become tighter, if possibly more subjective....

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