IP Library › Granted Patent US 6,647,220
Granted Patent Utility
US 6,647,220 · Confirmation No. 4884

A SYSTEM AND METHOD FOR CONDITIONING A TONER BEFORE DEVELOPMENT

Applicant: Su-Shu Chang
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2003-07-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-07-12 TRNA Transmittal of New Application 2 View
2002-07-12 DRW Drawings-only black and white line drawings 4 View
2002-07-12 OATH Oath or Declaration filed 3 View
2001-10-19 TRNA Transmittal of New Application 2 View
2001-10-19 ADS Application Data Sheet 3 View
2001-10-19 SPEC Specification 16 View
2001-10-19 CLM Claims 5 View
2001-10-19 ABST Abstract 1 View
2001-10-19 DRW Drawings-only black and white line drawings 5 View
2001-10-19 OATH Oath or Declaration filed 3 View
2001-10-19 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,647,220
App. No.
10/042,003
Filed
2001-10-19
Granted
2003-11-11
Pub. No.
US20030077090A1
Art Unit
2852
PTA
0 days