IP Library Granted Patent US 6,571,077
Granted Patent Utility
US 6,571,077 · Confirmation No. 2864

ELECTROSTATIC IMAGE DEVELOPING METHOD AND APPARATUS USING A DRUM PHOTOCONDUCTOR AND HARD MAGNETIC CARRIERS

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Code Description Pages PDF
2021-03-04 OATH Oath or Declaration filed 226 View
2001-08-20 TRNA Transmittal of New Application 3 View
2001-08-20 SPEC Specification 11 View
2001-08-20 ABST Abstract 1 View
2001-05-16 TRNA Transmittal of New Application 3 View
2001-05-16 SPEC Specification 11 View
2001-05-16 CLM Claims 5 View
2001-05-16 ABST Abstract 1 View
2001-05-16 DRW Drawings-only black and white line drawings 9 View
2001-05-16 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,571,077
App. No.
09/859,129
Filed
2001-05-16
Granted
2003-05-27
Pub. No.
US20020031376A1
Art Unit
2852
PTA
-42 days