Appeal No. 1997-2686 Application 08/346,635 entered by the examiner. This amendment canceled claims 1, 16 and 18 and added claims 19 and 20. Therefore, this appeal now involves the rejection of claims 2-15, 17, 19 and 20. The disclosed invention pertains to a drive belt for use in a belt driven tape cartridge. More particularly, the invention relates to a belt having a layer of high stiffness material and a layer of low stiffness material. Representative claim 15 is reproduced as follows: 15. A belt driven tape cartridge comprising a belt drive roller; a pair of belt guide rollers; a pair of hubs on which is wound a length of magnetic tape, thereby forming a tape pack; and a drive belt entrained around the drive roller, the pair of guide rollers, and the tape pack, whereby rotation of the drive roller causes the drive belt to transfer the magnetic tape from one hub to the other, wherein the drive belt comprises a layer of a high stiffness material adjacent to the tape pack and a layer of a low stiffness material further away from the tape pack. The examiner relies on the following references: Von Behren 3,692,255 Sep. 19, 1972 Newell 4,396,465 Aug. 02, 1983 Habegger 4,752,282 June 21, 1988 Balloni et al. (Balloni) 5,057,177 Oct. 15, 1991 Eggebeen et al. (Eggebeen) 5,131,891 July 21, 1992 -2-Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 NextLast modified: November 3, 2007