Interference 103,482
speculative assumptions as to the meaning of the claims).
Accordingly, we first define the terms and phrases used to
distinguish the subject matter claimed.
A. Undisputed terms and phrases
The parties do not deny that the definitions of the
following terms and phrases would have been well understood by
persons skilled in the art as of the effective filing dates of
the respective Dolle and Ewen applications in which they
appear.
(1) Olefin
An olefin is an “unsaturated hydrocarbon of the type
C H , indicated by the suffix -ene . . . .” Hackh’s Chemical
n 2n
Dictionary, Fourth Edition, Grant, Julius, Ed., McGraw-Hill
Book Co., New York, p. 472 (1969). Examples are ethylene,
propylene, 1-butylene, 2-butylene, isobutylene, etc.
(2) 1-olefin
1-olefins are unsaturated hydrocarbons of the type C H .
n 2n
Each 1-olefin includes a terminal unsaturated bond, e.g.,
H C=CH-(CH ) -CH , wherein n is an integer (1-alkylene).
2 2 n 3
2-olefins also are unsaturated hydrocarbons of the type C H .
n 2n
However, each 2-olefin includes an internal unsaturated bond,
e.g., CH -HC=CH-(CH ) -CH , where n is an integer (2-alkylene).
3 2 n 3
40
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