Appeal No. 97-0759
Application 08/155,564
References Relied on by the Examiner
Karl 2,623,142 Dec. 23, 1952
Hagberg 3,169,172 Feb. 9, 1965
Kindred et al (Kindred) 3,629,775 Dec. 21, 1971
Tanaka 5,151,563 Sep. 29, 1992
The Rejections on Appeal
Claims 1, 3 and 4 stand rejected under 35 U.S.C. § 103 as2
being unpatentable over Karl and Hagberg.
Claim 5 stands rejected under 35 U.S.C. § 103 as being
unpatentable over Karl, Hagberg and Tanaka.
Claim 6 stands rejected under 35 U.S.C. § 103 as being
unpatentable over Karl, Hagberg, Tanaka and Kindred.
The Invention
The invention is directed to a joystick control structure.
The sole independent claim, claim 1, reads as follows:
1. A joystick control comprising:
a ball having an axis on which a contact stem and
joystick stem are aligned, the ball having a spherical
portion from which the contact stem extends and a
frustoconical portion unitary with and axially aligned
with the spherical portion from which the joystick
extends;
a housing having a socket therein for receiving the
ball;
a frustoconical surface in the housing complementing
The Examiner’s Answer incorrectly includes canceled claim 2
in this group of claims.
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