IP Library Granted Patent US 6,521,267
Granted Patent Utility PCT National Stage
US 6,521,267 · Confirmation No. 5374

TYROSINASE INHIBITORS FROM PLANTS

Inventor: Warren Steck
Patented Case View Patent ↗
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Code Description Pages PDF
2012-05-01 PETDEC Petition Decision 1 View
2012-04-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-04-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-04-30 WFEE Fee Worksheet (SB06) 4 View
2012-04-16 LET. Miscellaneous Incoming Letter 4 View
2012-04-16 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-04-16 PA.. Power of Attorney 2 View
2012-04-16 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2001-04-09 LET. Miscellaneous Incoming Letter 37 View
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Quick Facts
Patent No.
US 6,521,267
App. No.
09/719,205
Filed
2001-04-09
Granted
2003-02-18
Art Unit
1651
PTA
0 days