IP Library › Granted Patent US 6,455,220
Granted Patent Utility
US 6,455,220 · Confirmation No. 6068

TONER PROCESSES

Inventor: Chieh-Min Cheng
Patented Case View Patent ↗
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 Code Description Pages PDF
2001-07-06 TRNA Transmittal of New Application 3 View
2001-07-06 SPEC Specification 67 View
2001-07-06 CLM Claims 5 View
2001-07-06 ABST Abstract 1 View
2001-07-06 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,455,220
App. No.
09/900,616
Filed
2001-07-06
Granted
2002-09-24
Art Unit
1756
PTA
0 days