IP Library Patent Application 09922180
Patent Application Utility
App. No. 09/922,180 · Confirmation No. 8109

APPARATUS AND METHOD FOR MEASURING OPTICAL CHARACTERISTICS OF TEETH

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2020-11-17 OATH Oath or Declaration filed 16 View
2012-11-08 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2005-07-21 COCOUT Certificate of Correction - Post Issue Communication 1 View
2001-08-02 TRNA Transmittal of New Application 2 View
2001-08-02 A.PE Preliminary Amendment 2 View
2001-08-02 SPEC Specification 87 View
2001-08-02 CLM Claims 8 View
2001-08-02 ABST Abstract 1 View
2001-08-02 DRW Drawings-only black and white line drawings 52 View
2001-08-02 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
09/922,180
Filed
2001-08-02
Granted
2003-06-03
Pub. No.
US20020003620A1
Art Unit
2877
PTA
-137 days