IP Library Granted Patent US 6,546,172
Granted Patent Utility
US 6,546,172 · Confirmation No. 6066

OPTICAL DEVICE

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Code Description Pages PDF
2012-07-02 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-07-02 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2005-04-14 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-06-11 A.PE Preliminary Amendment 6 View
2001-06-11 DRW Drawings-only black and white line drawings 14 View
2001-02-20 TRNA Transmittal of New Application 1 View
2001-02-20 SPEC Specification 26 View
2001-02-20 CLM Claims 12 View
2001-02-20 ABST Abstract 1 View
2001-02-20 DRW Drawings-only black and white line drawings 14 View
2001-02-20 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,546,172
App. No.
09/789,124
Filed
2001-02-20
Granted
2003-04-08
Pub. No.
US20020114579A1
Art Unit
2839
PTA
-118 days