Appeal No. 1998-1862
Application No. 08/644,622
p-phenylene diamine with the zinc derivatives of
mercaptobenzi-midazole produce excellent improvement in heat
resistance and flex fatigue life as compared to that of
conventional natural rubber compounds” (page 10 of principal
brief). In response, the examiner notes “that ‘conventional
natural rubber compounds’ are not identified and, therefore,
no meaningful comparison can be made to that which is taught
by the prior art of record” (page 5 of answer, last sentence).
Appellant takes issue with this finding of the examiner in the
reply brief and submits that “the conventional natural rubber
compounds are clearly identified on
page 4, Table 1 of the specification” (page 3 of reply brief,
second full paragraph). Appellant adds that “Table 1
discloses,
in substantial detail, the general formula for conventional
natural rubber as compared to the general formula of EV
rubber.” Our review of the specification finds us in
agreement with appellant that the general formula for
conventional natural rubber is disclosed in Table 1. Since
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