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
Patented Case
View Patent ↗
Inventors
Lie Khong Djiauw
Houston, TX
Michael A. Masse
Katy, TX
Attorneys & Agents of Record
Classification
USPC
428/364
D01F6/70
Y10T428/2913
Y10T428/2967
Prosecution
- Examiner
- EDWARDS, NEWTON O
- Art Unit
- 1774
- Customer No.
- 30522
- Docket No.
- KPTH/0912
- Confirmation No.
- 1103
Patent Term Adjustment
0days
Parent
PCT
is a National Stage Entry of
→
PCT/EP2000/006046
Filed 2000-06-28
· Patented Case
Parent
Claims priority from a provisional application
→
App. 60/142,143
Filed 1999-07-02
· Provisional Application Expired
Child
is a Division of
→
App. 10/347,910
· US 6,825,274
Filed 2003-01-21
· Patented Case
CORRECTIVE ASSIGNMENT TO CORRECT THE PATENT NO. 8837224 TO PATENT NO. 7737224 PREVIOUSLY RECORDED AT REEL: 037448 FRAME: 0453. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded 2022-06-11
KRATON POLYMERS U.S. LLC,
KRATON CHEMICAL, LLC F/K/A ARIZONA CHEMICAL COMPANY, LLC,
KRATON POLYMERS LLC,
KRATON CORPORATION,
KRATON CHEMICAL B.V.
RELEASE OF SECURITY INTEREST
Recorded 2022-03-16
RELEASE OF SECURITY INTEREST
Recorded 2022-03-15
from
KRATON CHEMICAL, LLC F/K/A ARIZONA CHEMICAL COMPANY, LLC,
KRATON CORPORATION,
KRATON POLYMERS LLC,
KRATON POLYMERS U.S. LLC
SECURITY INTEREST
Recorded 2020-04-16
PATENT SECURITY AGREEMENT
Recorded 2016-01-07
CORRECTIVE ASSIGNMENT TO CORRECT THE PATENT NUMBER 8837224 TO PATENT NUMBER 7737224 PREVIOUSLY RECORDED AT REEL: 037448 FRAME: 0453. ASSIGNOR(S) HEREBY CONFIRMS THE SECURITY INTEREST.
Recorded 2016-01-06
CORRECTIVE ASSIGNMENT TO CORRECT THE INCORRECT PATENT NUMBER 7720798 AND REPLACE WITH PATENT NUMBER 7220798 PREVIOUSLY RECORDED ON REEL 025845 FRAME 0795. ASSIGNOR(S) HEREBY CONFIRMS THE RELEASE BY SECURED PARTY.
Recorded 2015-12-16
RELEASE OF SECURITY INTEREST
Recorded 2011-02-24
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2003-12-05
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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
- Examiner
- EDWARDS, NEWTON O
- Art Unit
- 1774
- PTA
- 0 days
External Links