Appeal No. 95-4553 Page 4
Application No. 08/057,548
Other decks [may be] unlocked by a user with a level 1
password (a "tape changer") to allow full tape or tapes
which have a guard tone failure to be changed.
4. Any record deck in RERECORD is locked for all
password levels except level 4 (the service level).
(RERECORD is a function wherein the contents of one
channel of a selected tape are rerecorded onto an
auxiliary recording device.)
5. If logger 10 is in use by a remote
controller, all bays are disabled and locked.
A key operated mechanical linkage 92 is provided
to mechanically override spring 84 and withdraw
bolt 82 in the event of a system failure.
(6:50-7:13.)
DISCUSSION
Anticipation
To anticipate a claim, a prior art reference must, either
expressly or inherently, disclose each and every limitation in
the claim. Verdegaal Bros. v. Union Oil Co., 814 F.2d 628,
631, 2 USPQ2d 1051, 1053 (Fed. Cir. 1987). According to the
examiner,
Sander teaches in column 6 step 2 (rules that govern
the operation of the device) that if no password is
entered all decks are disabled and locked. These
passwords are entered through keys (column 8 lines
30-33). Therefor[e], if no keys have been pressed
then the decks are disabled and locked. Since the
decks are locked after it has been determined,
i.e.[,] judged, that the keys have not been pressed
then a delay[,] i.e.[,] a predetermined period of
time must be present. Clearly a time period must
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