IP Library › Granted Patent US 6,599,524
Granted Patent Utility Small
US 6,599,524 · Confirmation No. 2341

ORIENTED BIOPOLYMERIC MEMBRANE

Inventors: Shu-Tung Li, Debbie Yuen
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2015-02-17 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-02-17 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2014-08-11 PA.. Power of Attorney 1 View
2014-08-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2014-08-11 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2014-01-24 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2007-05-29 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2002-04-25 TRNA Transmittal of New Application 2 View
2002-04-25 A.PE Preliminary Amendment 6 View
2002-04-25 SPEC Specification 22 View
2002-04-25 CLM Claims 4 View
2002-04-25 ABST Abstract 1 View
2002-04-25 DRW Drawings-only black and white line drawings 1 View
2002-04-25 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,599,524
App. No.
10/132,630
Filed
2002-04-25
Granted
2003-07-29
Pub. No.
US20020127270A1
Art Unit
1615
PTA
-2 days