Appeal No. 1998-0671 Application 08/285,328 The test for obviousness-type double patenting is whether the claimed subject matter of the application is obvious over what is covered by the patent claims (or the application claims in the case of a provisional obviousness-type double patenting rejection). "[T]he disclosure of a 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." General Foods v. Studiengesellschaft Kohle mbH, 972 F.2d 1272, 1281, 23 USPQ2d 1839, 1846 (Fed. Cir. 1992). "[P]atent claims are looked to only to see what has been patented, the subject matter which has been protected, not for something one may find to be disclosed by reading them." Id. at 1281, 23 USPQ at 1846, citing In re Aldrich, 398 F.2d 855, 859, 158 USPQ 311, 314 (CCPA 1968). What has been patented is the subject matter covered by the claims. The question to be asked in the analysis is whether the subject matter covered by the present claims would have been obvious over the subject matter covered by the claims of either the '821 patent or the '324 application. We are not aware of any legal support for the Examiner's use of a hypothetical "claim" of the type found at EA4-5. Although the Examiner states that the limitations are merely a summary of the common subject matter drafted as a series of method steps, not a - 8 -Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007