The opinion in support of the decision being entered
today was not written for publication and is not binding
precedent of the Board.
UNITED STATES PATENT AND TRADEMARK OFFICE
_______________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
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Ex parte GUSTAVO PALACIO, MARIA CLARA GARCIA,
PABLO RAMIREZ and BERNARDO VANEGAS
______________
Appeal No. 2005-2678
Application 09/992,110
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ON BRIEF
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Before WARREN, OWENS and KRATZ, Administrative Patent Judges.
WARREN, Administrative Patent Judge.
Decision on Appeal
This is an appeal under 35 U.S.C. § 134 from the decision of the examiner finally
rejecting claims 1 through 27, all of the claims in the application.
Claim 1 illustrates appellants’ invention of a method of recycling bonded fibrous
materials, and is representative of the claims on appeal:
1. A method of recycling bonded fibrous materials, the method comprising,
providing pieces of bonded fibrous materials comprising synthetic fibrous material, the
pieces having sizes that are adapted for suspension in a liquid;
suspending the discrete pieces of bonded fibrous materials in a liquid;
applying mechanical work to the liquid suspension of discrete pieces to generate
hydraulic pressure and mechanical shear stress conditions sufficiently to hydraulically fragment
the bonded fibrous materials into fibers and fiber-like components; and
separating substantially individual fibers and fiber-like components from the liquid.
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