Appeal No. 2000-0225
Application 08/677,543
Independent claim 19 is reproduced as follows:
19. A recording medium, comprising:
a first recording area for recording key storage
information; and
a second recording area for recording an enciphered signal
which has been obtained by processing an input signal by a number
of signal processing means to be recorded to said second
recording area, each of the signal processing means enciphering
user data represented by said input signal and at least one of
the signal processing means enciphering said user data by using
encryption key information to generate said enciphered signal
representing said user data, said key storage information
containing location information of said encryption key
information being used by signal reproducing apparatus to
decipher said enciphered signal, said location information
specifying whether said encryption key information has been
recorded to said recording medium or whether said encryption key
information has been stored to a storage other than said
recording medium, said key storage information further containing
attribute information for specifying which of the signal
processing means has enciphered said user data.
The Examiner does not rely on any references.
Claims 19 through 21 stand rejected under 35 U.S.C. § 101 as
being non-statutory subject matter.
Rather than reiterate the arguments of Appellants and the
Examiner, reference is made to the briefs1 and answer for the
respective details thereof.
1 Appellants filed an appeal brief on March 9, 1999. Appellants filed a
reply brief on July 15, 1999. The Examiner mailed an office communication on
October 2, 2000 stating that the reply had been entered and considered.
2
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