Appeal No. 2003-1554 Page 2
Application No. 09/552,063
BACKGROUND
The appellant's invention relates to a self-contained hydraulic power unit which
does not require hydraulic power supplied from an external source and which may be
used on a grain trailer or the like to power the lift cylinder on the dump unit, power the
conveyor, power the hydraulic floor or power the end gate (specification, page 1). A
copy of the claims under appeal is set forth in the appendix to the appellant's brief.
The examiner relied upon the following prior art references of record in rejecting
the appealed claims:
Bullinger 3,834,767 Sep. 10, 1974
Nelson 3,866,935 Feb. 18, 1975
Bobka 4,030,751 Jun. 21, 1977
Streeter 4,141,582 Feb. 27, 1979
Hamel 4,351,377 Sep. 28, 1982
Tharaldson 5,409,344 Apr. 25, 1995
Anderson, Jr. et al. (Anderson) 5,551,796 Sep. 3, 1996
Clark 5,839,568 Nov. 24, 1998
The following rejections are before us for review.
Claims 1-3 stand rejected under 35 U.S.C. § 103(a) as being unpatentable over
Hamel in view of Anderson, Nelson and Bullinger.
Claims 4 and 11-13 stand rejected under 35 U.S.C. § 103(a) as being
unpatentable over Hamel in view of Anderson, Nelson and Bullinger and further in view
of Streeter.
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