IP Library Granted Patent US 6,649,138
Granted Patent Utility
US 6,649,138 · Confirmation No. 6389

SURFACE-MODIFIED SEMICONDUCTIVE AND METALLIC NANOPARTICLES HAVING ENHANCED DISPERSIBILITY IN AQUEOUS MEDIA

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Code Description Pages PDF
2006-07-26 PA.. Power of Attorney 2 View
2006-07-26 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2006-07-26 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-09-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-04-23 TRNA Transmittal of New Application 3 View
2001-04-23 SPEC Specification 40 View
2001-04-23 CLM Claims 13 View
2001-04-23 ABST Abstract 1 View
2001-04-23 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,649,138
App. No.
09/841,237
Filed
2001-04-23
Granted
2003-11-18
Pub. No.
US20020045045A1
Examiner
LE, HOA T
Art Unit
1773
PTA
-32 days