Appeal No. 96-4162
Application 08/313,901
or Baugh.2
Luther ‘891 discloses a mold apparatus comprising, inter alia, a first fixed end plate
(22) having an interior surface (26) which acts as a portion of the mold cavity and includes
a recessed area (33), outlet nozzles (31) in the recessed area for admission of heated
resin into the mold cavity, four mold side walls (151 through 154 - best seen in Figures 2
and 3) each having a molding surface (170), plate member (132) defining a supporting
surface (133), axially moveable support member (110) for supporting the plate member
(132) and the mold side walls, and a plurality of hydraulic cylinders (172) for moving the
mold side walls laterally between an open and closed position. A collapsible core
arrangement, described in column 3, last two paragraphs, and column 5, lines 1 through
19, facilitates removal of the molded article (177) from the movable core members.
Luther ‘898 discloses an injection mold assembly and method for producing a
plastic tub having recessed drain holes (column 1, lines 9 through 14). The mold assembly
comprises, inter alia, a mold plate (40) including an inwardly facing molding surface (48),
two laterally movable side plates (76) each having a molding surface (77) and a mold core
2In view of the identification of both Luther ‘891 and Luther ‘898 in the listing of prior
art of record relied upon in the rejection of the claims on appeal in section (9) on page 3 of
the answer and the arguments of both the examiner and the appellant, “Luther” as used in
the examiner’s statement of the rejection on page 5 of the answer is interpreted as
including both Luther ‘891 and Luther ‘898 as alternative primary references. Accordingly,
each of these references has been discussed separately in this decision.
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