IP Library › Granted Patent US 6,804,067
Granted Patent Utility
US 6,804,067 · Confirmation No. 7412

SINGLE FOCUS LENS

Inventor: Kenichi Sato
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2004-05-11 SRNT Examiner's search strategy and results 3 View
2004-04-28 A... Amendment/Request for Reconsideration-After Non-Final Rejection 1 View
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2004-03-05 CTNF Non-Final Rejection 6 View
2004-03-05 1449 List of References cited by applicant and considered by examiner 1 View
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Quick Facts
Patent No.
US 6,804,067
App. No.
10/650,856
Filed
2003-08-29
Granted
2004-10-12
Pub. No.
US20040061953A1
Art Unit
2873
PTA
0 days