Appeal No. 96-0215 Application 07/975,908 The invention relates to an optical feature extractor for symbolically encoding DNA bases to permit detection of a class of DNA sequences based on their symmetry. The independent claim 10 is reproduced as follows: 10. An optical feature extraction apparatus for detecting data comprising: a filter for decoding the data to be detected comprising a plurality of opaque and transparent regions; a display means for displaying the filter, the displayed filter spatially modulating the light from the display means and creating an intensity distribution of light; a means for replicating the light intensity distribution received from the display means; a mask encoded with the data to be classified, the mask receiving and further modulating the light intensity distribution; and a means for detecting the further modulated light intensity distribution received from the mask. The Examiner relies on the following references: Shelton, Jr. 3,064,519 Nov. 20, 1962 Tsujiuchi et al. (Tsujiuchi) 5,148,502 Sep. 15, 1992 Claims 2 through 5 and 10 through 17 stand rejected under 35 U.S.C. § 112, second paragraph, for failing to particularly point out and distinctly claim the subject matter which Appellants regard as their invention. Claims 10 through 17 stand rejected 2Page: Previous 1 2 3 4 5 6 7 8 9 10 NextLast modified: November 3, 2007