IP Library Patent Application 10375578
Patent Application Utility Small
App. No. 10/375,578 · Confirmation No. 9140

ABSOLUTE LIQUID LEVEL SENSOR WITH REFRACTIVE ENCODING

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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Code Description Pages PDF
2011-12-28 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-11-28 LET. Miscellaneous Incoming Letter 1 View
2003-11-18 NFEE Notice of Additional Fee Due 1 View
2003-10-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-02-27 TRNA Transmittal of New Application 3 View
2003-02-27 SPEC Specification 18 View
2003-02-27 CLM Claims 4 View
2003-02-27 ABST Abstract 1 View
2003-02-27 DRW Drawings-only black and white line drawings 13 View
2003-02-27 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/375,578
Filed
2003-02-27
Granted
2004-01-06
Art Unit
2855
PTA
-3 days