IP Library Granted Patent US 6,537,661
Granted Patent Utility PCT National Stage
US 6,537,661 · Confirmation No. 1103

MELT PROCESSABLE, BLEACH RESISTANT, DURABLE FIBERS HAVING HIGH ELASTIC RECOVERY AND LOW STRESS RELAXATION FROM POLYURETHANE ELASTOMERS

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Code Description Pages PDF
2002-02-20 ABST Abstract 1 View
2002-02-20 LET. Miscellaneous Incoming Letter 37 View
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Quick Facts
Patent No.
US 6,537,661
App. No.
10/019,626
Filed
2002-02-20
Effective Filing
2001-12-27
Granted
2003-03-25
Art Unit
1774
PTA
0 days