The opinion in support of the decision being entered today was not written
for publication and is not binding precedent of the Board.
Paper No. 25
UNITED STATES PATENT AND TRADEMARK OFFICE
____________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
____________
Ex parte GERHARD MERTEN,
and HANS MEYA
____________
Appeal No. 2000-2129
Application No. 09/090,583
____________
ON BRIEF
____________
Before STAAB, McQUADE, and NASE, Administrative Patent Judges.
STAAB, Administrative Patent Judge.
DECISION ON APPEAL
Gerhard Merten and Hans Meya appeal from the final rejection of claims 6-10, all the claims
currently pending in the application.
With reference to Figures 1, 2 and 4, appellants’ invention pertains to a chain for a scraper
chain conveyor comprising horizontal links 1, each having a constant circular cross-section with a
diameter of at least 48 mm all the way around the link, alternating with vertical links 2, each having
longitudinal limbs 4 having a flattened approximately oval cross-section. The pitch t2 of the
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