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App. No. 10/171,329 · Confirmation No. 9808

CATIONIC CORE-SHELL PARTICLES WITH ACID-SWELLABLE SHELLS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2011-01-28 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-01-28 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-01-19 PA.. Power of Attorney 2 View
2011-01-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-01-19 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2009-02-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-02-23 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-02-16 PA.. Power of Attorney 1 View
2009-02-16 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2009-02-16 C.AD Change of Address 1 View
2009-02-16 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-06-12 TRNA Transmittal of New Application 4 View
2002-06-12 SPEC Specification 17 View
2002-06-12 CLM Claims 8 View
2002-06-12 ABST Abstract 1 View
2002-06-12 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/171,329
Filed
2002-06-12
Granted
2003-02-18
Examiner
LE, HOA T
Art Unit
1773
PTA
0 days