IP Library Patent Application 10220697
Patent Application Utility PCT National Stage
App. No. 10/220,697 · Confirmation No. 1859

PROCESS FOR PREPARING CAROTENOID POLYENE CHAIN COMPOUNDS AND INTERMEDIATES FOR PREPARING THE SAME

Inventors: Sangho Koo, Minkoo Ji
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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Code Description Pages PDF
2004-02-17 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-08-30 TRNA Transmittal of New Application 2 View
2002-08-30 A.PE Preliminary Amendment 5 View
2002-08-30 SPEC Specification 24 View
2002-08-30 CLM Claims 4 View
2002-08-30 ABST Abstract 1 View
2002-08-30 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/220,697
Filed
2002-08-30
Granted
2004-06-08
Pub. No.
US20030100785A1
Art Unit
1625
PTA
0 days