Appeal No. 1999-2286 Page 5
Application No. 08/352,660
request and data substantially simultaneously, said request
being transmitted during said transmission of said data ...."
Similarly, claims 7, 9, and 10 specify in pertinent part the
following limitations: "said first subsystem transmitting a
request and data substantially simultaneously, said request
being transmitted during said transmission of said data.”
Accordingly, claims 1-7, 9, and 10 require inter alia a first
subsystem transmitting a request to use a bus substantially
simultaneously with data to be transmitted on the bus.
The examiner fails to show a teaching or suggestion of
the limitations in the applied prior art. "’A prima facie
case of obviousness is established when the teachings from the
prior art itself would appear to have suggested the claimed
subject matter to a person of ordinary skill in the art.’" In
re Bell, 991 F.2d 781, 782, 26 USPQ2d 1529, 1531 (Fed. Cir.
1993) (quoting In re Rinehart, 531 F.2d 1048, 1051, 189 USPQ
143, 147 (CCPA 1976)).
Here, Nakada teaches that a first processor transmits a
request to use a bus. Specifically, “[w]hen Processor 1 needs
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