Appeal No. 2006-1647
Application No. 10/157,537
screen that is secured to but not interwoven with the first
screen. In relevant part, appellants' original specification,
in describing figure 6, discloses the following at page 24,
first paragraph:
Thus, the planar wire screen may or may not be
utilized as a support positioned at 92 for supporting
other screens. However, the overall assembly in
accord with the present invention will utilize at
least one screen woven with planar members. Any
number of other meshes may be supported at one or more
other positions. For instance, a different screen
may be utilized at each of positions 94, 96, and/or
98. Each of the screens at 94, 96, or 98 may or may
not include woven planar wires. Thus, the mesh woven
with planar members of present invention can be
utilized in any desirable configuration with any other
types of screens, or alone, or with one or more other
screens woven with planar members. The screens 92-98,
may be affixed together, if desired, using any
suitable means such as being bonded together with
plastic or other materials, or may comprise a
releasable combination of screens wherein each screen
may be replaced as desired.
In addition to the specification not disclosing first and
second screens being interwoven, we agree with appellants that
the description of screens 92-98 that "may comprise a releasable
combination of screens wherein each screen may be replaced as
desired" reasonably conveys to one of ordinary skill in the art
that the separate screens are not interwoven, although
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