Appeal No. 1997-2265
Application No. 08/369,207
would have been a reasonable expectation by one of
ordinary skill in the art that the known mixture of
1,1,1-trichloroethane containing undesirable
1,2-dichloroethane could be reacted with
chlorine to reduce the amount of 1,2-dichloroethane.
The motivation to combine the teachings of
Bursack et al and Gorden et al [sic, Gordon] . .
. is derived from the above mentioned reasonable
expectation.
(Answer, pages 3-4, emphasis added).
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