Appeal No. 1999-1563 Application 08/509,619 claims 2-31, all the claims pending in the present application. Claim 1 has been canceled. The invention relates generally to an object oriented I/O device interface framework . The mechanism is used to attach2 3 4 a variety of I/O devices to a computer system . The I/O framework mechanism comprises core functions and extensible functions . The core functions are designed not to be subject5 to modification by a consumer of said framework mechanism, and the extensible functions are designed so that they can be customized and extended by the consumer.6 Independent claim 2 is reproduced as follows: 2. A computer system, said computer system comprising: a bus; a central processing unit; main memory connected to said central processing unit via 2Specification, page 3, lines 8-9. 3Figure 8, devices 878, 880, 882, and 884; specification page 21, line 1 through page 22, line 20. 4Figure 8, item 800. 5Specification, page 3, lines 10-14. 6Specification, page 7, lines 15-22. 2Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 NextLast modified: November 3, 2007