Appeal No. 1997-2118
Application No. 08/119,163
Claim 36 is the only independent claim on appeal, and it
reads as follows:
36. A dispensing container for dispensing a material
such as liquid toner concentrate comprising:
a canister;
a movable partition disposed within the canister,
said movable partition defining a first space containing
liquid toner concentrate and a second space between the
movable partition and the canister;
a first valve communicating with said first space
for allowing egress of material from said first space
when said first valve is activated; and
a second valve communicating with said second space
for allowing ingress of pressurized fluid into said
second space when said second valve is activated; wherein
the canister is a rigid enclosure having first and
second
communication openings in the opposite end portions
thereof, said first valve being disposed within said
first communication opening and said second valve
being disposed within said second communication opening.
The references relied on by the examiner are:
Uhlig 4,098,434 July 4,
1978
Landa 5,208,637 May 4,
1993
(filed Aug. 22, 1990)
Claims 36, 39, 43, 45, 47, 49, 51 and 53 stand rejected
under 35 U.S.C. § 103 as being unpatentable over Landa and
Uhlig.
2
Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 Next
Last modified: November 3, 2007