Appeal No. 1997-2954
Application No. 08/401,876
transport of gaseous components to the headspace, a needle
(114) for extracting the gaseous component from the headspace
through the septum, and means for moving the vial into
engagement with the needle (114) including a third rod (120)
and a motor (126). A copy of representative independent claim
22, reproduced from appellants’ brief, is attached to this
decision.
The prior art references of record relied upon by the
examiner as evidence of obviousness are:
U.S. Patents
Natelson 3,324,628 Jun. 13, 1967
Lorch et al. (Lorch) 3,832,140 Aug. 27, 1974
Chlosta et al. (Chlosta) 4,476,733 Oct. 16, 1984
Stone 4,713,974 Dec. 22, 1987
Foreign Patents
Fujitsuka (Japan) 58-80555 May 14, 1983
Articles
R. Otson (Otson), “Automatic Liquid Injector for Headspace Gas
Chromatography,” Analytical Chemistry, Vol. 53, No. 6, pages
929-931 (1981).
Yamano et al. (Yamano)(Japan), “A Simple Determination Method
of Bromide Ion in Plasma of Methyl Bromide Workers by Head
Space Gas Chromatography,” J. Ind. Health, Vol. 29, pp. 196-
201 (1987).
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