IP Library Patent Application 10020376
Patent Application Utility
App. No. 10/020,376 · Confirmation No. 4067

METHOD FOR PREPARING POLYETHER COPOLYMERS WITH POLYCARBONATES AND POLYARYLATES

Inventor: Tohru Takekoshi
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
2014-03-17 OATH Oath or Declaration filed 135 View
2001-12-14 TRNA Transmittal of New Application 2 View
2001-12-14 A.PE Preliminary Amendment 4 View
2001-12-14 SPEC Specification 13 View
2001-12-14 CLM Claims 6 View
2001-12-14 ABST Abstract 1 View
2001-12-14 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
10/020,376
Filed
2001-12-14
Granted
2003-06-24
Pub. No.
US20020049286A1
Art Unit
1711
PTA
0 days