IP Library › Granted Patent US 6,555,581
Granted Patent Utility
US 6,555,581 · Confirmation No. 3028

LEVOTHYROXINE COMPOSITIONS AND METHODS

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2016-08-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-08-16 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-08-11 PA.. Power of Attorney 2 View
2016-08-11 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2016-08-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-09-19 MFEE.C.AD Maintenance Fee Address Change 2 View
2014-09-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-09-19 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2014-08-18 MFEE.C.AD Maintenance Fee Address Change 2 View
2014-08-18 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2014-08-18 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-08-18 C.AD Change of Address 2 View
2006-02-22 PA.. Power of Attorney 16 View
2002-02-15 TRNA Transmittal of New Application 3 View
2002-02-15 SPEC Specification 57 View
2002-02-15 CLM Claims 34 View
2002-02-15 ABST Abstract 1 View
2002-02-15 DRW Drawings-only black and white line drawings 4 View
2002-02-15 LET. Miscellaneous Incoming Letter 2 View
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Quick Facts
Patent No.
US 6,555,581
App. No.
10/077,677
Filed
2002-02-15
Granted
2003-04-29
Examiner
PAK, JOHN D
Art Unit
1616
PTA
-75 days