Interference No. 103,322
not dispense with the requirement of some evidence of
independent corroboration. See Coleman, 754 F.2d at 360, 224
USPQ at 862. As the CCPA stated in Reese v. Hurst, 661 F.2d
1222, 1225, 211 USPQ 936, 940 (CCPA 1981): "[the] adoption of
the 'rule of reason' has not altered the requirement that
evidence of corroboration must not depend solely on the
inventor himself." There must be evidence independent from
the inventor corroborating the conception.
Additionally, we acknowledge that there is no single
formula that must be followed in proving corroboration. An
evaluation of all pertinent evidence must be made so that a
sound determination of the credibility of the inventor's story
may be reached. Price, 988 F.2d at 1195, 26 USPQ2d at 1037.
Independent corroboration may consist of testimony of a
witness,
other than the inventor, to the actual reduction to practice,
or
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