IP Library Granted Patent US 6,509,388
Granted Patent Utility PCT National Stage
US 6,509,388 · Confirmation No. 4907

POLYURETHANE FOAMS FOR USE IN WOUND DRESSINGS

Inventor: Deborah Addison
Patented Case View Patent ↗
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Code Description Pages PDF
2012-07-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-07-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-06-19 PA.. Power of Attorney 4 View
2012-06-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-06-19 TRAN.LET Transmittal Letter 2 View
2009-03-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-03-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-03-12 PA.. Power of Attorney 1 View
2009-03-12 N417 Electronic Filing System Acknowledgment Receipt 2 View
2009-03-12 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2001-11-15 LET. Miscellaneous Incoming Letter 27 View
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Quick Facts
Patent No.
US 6,509,388
App. No.
09/913,181
Filed
2001-11-15
Effective Filing
2001-08-09
Granted
2003-01-21
Art Unit
1711
PTA
0 days