Appeal No. 95-4754 Application No. 08/111,905 patent cited in support of a double patenting rejection cannot be used as though it were prior art, even where the disclosure is found in the claims. See General Foods v. Studiengesellschaft, 972 F.2d 1272, 1281, 23 USPQ2d 1839, 1846 (Fed. Cir. 1992); In re Boylan, 392 F.2d 1017, 1018 n.1, 157 USPQ 370, 371, n.1 (CCPA 1968). Accordingly, our analysis is limited to a determination of what has been patented, i.e. the subject matter which has been protected, not everything one may find to be disclosed by reading the patent. The double patenting rejection has been made over claim 19 of Yachigo which depends on the process of claim 1. The product by process claim 19 requires that it be prepared from the process of claim 1 having a phenolic compound represented by the formula: 5Page: Previous 1 2 3 4 5 6 7 8 9 10 11 NextLast modified: November 3, 2007