IP Library › Granted Patent US 6,667,395
Granted Patent Utility
US 6,667,395 · Confirmation No. 1547

PROCESS AND APPARATUS FOR THE INDUSTRIAL PREPARATION OF METHYLHYDROXYALKYLCELLULOSE

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2010-06-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-06-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-06-24 C.AD Change of Address 1 View
2010-06-24 PA.. Power of Attorney 1 View
2010-06-24 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-06-24 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-10-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-09-11 TRNA Transmittal of New Application 2 View
2002-09-11 SPEC Specification 10 View
2002-09-11 CLM Claims 3 View
2002-09-11 ABST Abstract 1 View
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Quick Facts
Patent No.
US 6,667,395
App. No.
10/241,711
Filed
2002-09-11
Granted
2003-12-23
Pub. No.
US20030065166A1
Art Unit
1623
PTA
-6 days