IP Library Granted Patent US 6,624,941
Granted Patent Utility
US 6,624,941 · Confirmation No. 5897

DIFFRACTION OPTICAL ELEMENT

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Code Description Pages PDF
2003-07-03 LET. Miscellaneous Incoming Letter 2 View
2003-07-03 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-06-12 TRNA Transmittal of New Application 4 View
2002-06-12 SPEC Specification 25 View
2002-06-12 CLM Claims 5 View
2002-06-12 ABST Abstract 1 View
2002-06-12 DRW Drawings-only black and white line drawings 4 View
2002-06-12 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,624,941
App. No.
10/166,677
Filed
2002-06-12
Granted
2003-09-23
Pub. No.
US20030039033A1
Art Unit
2872
PTA
-83 days