Appeal No. 1997-0961 Application No. 08/254,654 appellants= brief. If the meaning of Aopto-coupler@ is not clear to the skilled artisan, it may not be possible to determine the corresponding structure covered by the claimed means as required under 35 U.S.C. ' 112, sixth paragraph. In such a case, a ' 112, second paragraph rejection may be warranted. Furthermore, it appears that the power amplifier performs more than just an amplifying function in that the error signal is required to somehow adjust the magnitude of the current for energizing the solenoid. 6Page: Previous 1 2 3 4 5 6 7 8 NextLast modified: November 3, 2007