Appeal No. 95-3422
Application 07/891,132
of the teaching of Endou et al. (Endou), U.S. 4,596,741,
patented June 24, 1986, or Galasso et al. (Galasso), U.S.
4,373,006, patented February 8, 1983. However, in the first
paragraph of the Supplemental Examiner’s Answer (Paper # 13,
mailed August 9, 1994), the examiner withdrew the new grounds
of rejection. Claims 1, 4, and 10 are representative of the
subject matter on appeal and read:
1. A reactor comprising: a reaction vessel defining a
chamber for contacting chlorosilane and hydrogen
gases
at temperatures greater than about 600 C, where theO
reaction vessel is formed from a silicon carbide
coated carbon fiber composite.
4. A reactor comprising: a reaction vessel defining a
chamber for contacting chlorosilane and hydrogen
gases
at temperatures greater than about 600 C, where theO
reaction vessel is heated by a heating element
formed
from a silicon carbide coated carbon fiber
composite.
10. A reactor comprising: a reaction vessel defining a
chamber for contacting chlorosilane and hydrogen
gases
at temperatures greater than about 600 C, a heatingO
element, and a silicon nitride insulator
electrically
insulating the heating element.
Discussion
We reverse the examiner’s rejections of Claims 1-21
because the examiner has not met the PTO’s initial burden of
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