IP Library Granted Patent US 6,581,902
Granted Patent Utility
US 6,581,902 · Confirmation No. 5668

SELF-CLEANING METERING DEVICE

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Code Description Pages PDF
2001-09-17 TRNA Transmittal of New Application 2 View
2001-09-17 SPEC Specification 4 View
2001-09-17 CLM Claims 1 View
2001-09-17 ABST Abstract 1 View
2001-09-17 DRW Drawings-only black and white line drawings 1 View
2001-09-17 OATH Oath or Declaration filed 3 View
2001-09-17 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,581,902
App. No.
09/953,144
Filed
2001-09-17
Granted
2003-06-24
Pub. No.
US20020033463A1
Art Unit
3754
PTA
0 days