Appeal 2007-0277
Application 10/270,236
processor 7. The processor 7 then compares the present position of the buoy
1 with the stored initial position and if the present position is outside a
preprogrammed error range the processor displays a warning signal on a
display 11.
P. 4, ll. 18-22.
13. The Specification admits that warning users is known.
Monitoring unit 200 receives the warnings and can display
information on the status of interference detector 100 on display 210.
Typically, interference detector 100 would be displayed on the map in green
if its GPS coordinates are within the range of error, red if outside the range
of error, or yellow if one of the other types of warning is received. Of
course, various other forms of alerting users of warning conditions are
possible. By way of non-limiting example, a single LED on a panel or an
audio alarm can be sued to alert a user of the warning.
Specification, p. 5, l. 28 – p. 6, l. 3.
PRINCIPLES OF LAW
Claim construction
1. Claims define that which Appellants regard to be their invention. In re
Moore, 439 F.2d 1232, 1235, 169 USPQ 236, 238 (CCPA 1971).
2. Claims are given their broadest reasonable construction “in light of the
specification as it would be interpreted by one of ordinary skill in the art.” In re
Am. Acad. of Sci. Tech. Ctr., 367 F.3d 1359, 1364, 70 USPQ2d 1827, 1830 (Fed.
Cir. 2004).
Obviousness
3. Section 103 forbids issuance of a patent when “the differences between the
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