IP Library › Granted Patent US 6,768,991
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US 6,768,991 · Confirmation No. 8077

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Quick Facts
Patent No.
US 6,768,991
App. No.
09/854,456
Filed
2001-05-15
Granted
2004-07-27
Pub. No.
US20020188926A1
Examiner
LE, DEBBIE M
Art Unit
2177
PTA
-44 days