Reexamination Control No. 90/005,742
Patent 5,253,341
1 to implement some computers as portable “laptop” units. Furthermore, even without the benefit
2 of this testimony we would hold that it would have been obvious to implement Walter’s data
3 receiving station as a portable “laptop” unit for the convenience of the user. See also DyStar,
4 464 F.3d at 1368, 80 USPQ2d at 1651 (“an implicit motivation to combine exists . . . when the
5 ‘improvement’ is technology-independent and the combination of references results in a product
6 or process that is more desirable, for example because it is stronger, cheaper, cleaner, faster,
7 lighter, smaller, more durable, or more efficient.”).
8 We are accordingly affirming the rejection of claim 103 for obviousness over Walter in
9 view of Dr. Koopman's testimony.
10 R. The rejections based on Pocock
11
12 (1) Claims 93, 96, 100-02, and 104 – anticipated by Pocock?
13
14 Pocock discloses systems for selectively distributing video presentations to viewers,
15 more particularly systems for enabling viewers to interactively select still frame video images
16 and accompanying audio to be distributed to them over a television system such as a cable
17 network. Pocock, col. 1, ll. 7-12. The video presentation can represent, for example, the houses
18 being offered for sale by a real estate service, in which case video frames showing the available
19 houses are individually retrieved from a suitable video storage medium. Id. at col. 1, ll. 18-24.
20 The video information is stored in presentation system 10 (Fig. 1) at a central location in a
21 compressed format, id. at col. 4, ll. 39-40, and upon read-out is decompressed by the DVS
22 (Digital Video System) 40 in Figure 2 to produce a video signal. Id. at col. 5, ll. 36-39. The user
23 uses the remote control 16 to enter instructions into the user terminal 14, col. 3, ll. 38-41, which
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