In re Fisher

ON PETITION FOR REHEARING

The Patent Office petitions for rehearing or, in the alternative, vacation of our decision and remand “for consideration of the pertinent technical authorities.”

The issue on which our decision of May 13, 1971, rests is obviousness under 35 U.S.C. § 103. (58 CCPA 1192, 441 F.2d 664, 169 USPQ 602.) That issue turned on whether appellant obtained unexpected results, particularly in reduction of the heat produced during operation of the motor. On the question of the expectedness of heat reduction, the prior art relied on by the Patent Office shed little if any light. In…