Holding that "because extrinsic evidence can help educate the court regarding the field of the invention and can help the court determine what a person of ordinary skill in the art would understand claim terms to mean, it is permissible for the district court in its sound discretion to admit and use such evidence"
Holding that although a party cannot change the scope of its claim construction on appeal, it is not precluded “from proffering additional or new supporting arguments, based on evidence of record, for its claim construction”
Finding "the Board's determination that eliminating the optical components of Falk would not destroy its principle of operation to be supported by substantial evidence"
Concluding that "[a]nalogous art to Icon's application," which related to "a treadmill with a folding mechanism and a means for retaining that mechanism in the folded position," included "any area describing hinges, springs, latches, counterweights, or other similar mechanisms—such as the folding bed in" the prior art
Recognizing that the Supreme Court set aside the rigid application of the TSM Test and ensured use of customary knowledge as an ingredient in that equation.
35 U.S.C. § 103 Cited 6,143 times 481 Legal Analyses
Holding the party seeking invalidity must prove "the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains."