Appeal No. 2006-2284 Page 16 Application No. 09/912,211 "two RFID tags 420 and 430 spaced a short distance apart," (id. at ll. 52-53), to "ensure that only one tag can be read at any given position." (Id. at ll. 63-64.) We find that using such an RF shield to enclose Bowers' exterior book drop 32 would have prevented interrogators and scanners outside the book drop from recording the location of articles placed in the drop, which would have eliminated the aforementioned ambiguity and uncertainty. When teachings of Bowers and Francis were so combined, we further find that these would have suggested shielding the interior of a container from external signals. Therefore, we affirm the rejection of claim 33 and of claims 34-37, which fall therewith. Rather than arguing the rejection of claim 52 separately, the appellants rely on their aforementioned arguments. (Appeal Br. at 14) Unpersuaded by these arguments, we also affirm the rejection of this claim. 3. Determining the Number of Members within the Container The examiner finds, "Bowers et al. teaches producing a report based on the analysis of the content of the container (col. 14 lines 4-10) and the report shows the number of members in a subset as shown in figure 7, the subset is based on the location of the items." (Examiner's Answer at 8.) The appellants argue that "the citedPage: Previous 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Next
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