Granted Patent
Utility
US 6,664,360
· Confirmation No. 4160
PREPARATION OF WATER-REDUCING COPOLYMERS FOR CONCRETE
Inventor:
Jianzhong Shen
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-10-02 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2002-07-23 | TRNA |
Transmittal of New Application | 1 | View | |
| 2002-07-23 | A.PE |
Preliminary Amendment | 4 | View | |
| 2002-07-23 | SPEC |
Specification | 15 | View | |
| 2002-07-23 | CLM |
Claims | 2 | View | |
| 2002-07-23 | ABST |
Abstract | 1 | View | |
| 2002-07-23 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Jianzhong Shen
Audubon, PA
Attorneys & Agents of Record
Classification
USPC
528/75
C08F220/28
Prosecution
- Examiner
- GORR, RACHEL F
- Art Unit
- 1711
- Customer No.
- 24114
- Docket No.
- 01-2565B
- Confirmation No.
- 4160
Publication
- Pub. No.
- US20030060594A1
- Pub. Date
- 2003-03-27
Patent Term Adjustment
0days
RELEASE OF SECURITY INTEREST
Recorded 2010-05-05
RELEASE OF SECURITY INTEREST
Recorded 2010-05-05
CORRECTIVE ASSIGNMENT TO CORRECT PATENT NUMBER 6,214,598 ERRONEOUSLY RECORDED AT REEL 021590, FRAME 0234.
Recorded 2008-10-17
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2008-09-25
PARTIAL RELEASE OF LYONDELL CHEMICAL TECHNOLOGY, L.P. PATENT SECURITY AGREEMENT
Recorded 2008-05-23
from
ARCO CHEMICAL TECHNOLOGY L.P.,
ARCO CHEMICAL TECHNOLOGY, INC.,
ATLANTIC RICHFIELD COMPANY,
BASELL NORTH AMERICA, INC.,
BASELL POLYOLEFIN GMBH,
BASELL POLYOLEFINE GMBH,
EQUISTAR CHEMICALS. LP.,
LYONDELL CHEMICAL COMPANY,
LYONDELL CHEMICAL TECHNOLOGY, L.P.,
LYONDELL PETROCHEMICAL COMPANY,
NATIONAL DISTILLERS AND CHEMICAL CORPORATION,
OCCIDENTAL CHEMICAL CORPORATION,
OLIN CORPORATION,
QUANTUM CHEMICAL CORPORATION
GRANT OF SECURITY INTEREST IN UNITED STATES PATENTS AND PATENT APPLICATIONS
Recorded 2008-03-26
RELEASE OF LYONDELL CHEMICAL TECHNOLOGY, L.P. PATENT SECURITY AGREEMENT
Recorded 2008-03-20
SECURITY AGREEMENT
Recorded 2006-09-15
CHANGE OF NAME
Recorded 2005-06-27
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Quick Facts
- Patent No.
- US 6,664,360
- App. No.
- 10/200,859
- Filed
- 2002-07-23
- Granted
- 2003-12-16
- Pub. No.
- US20030060594A1
- Examiner
- GORR, RACHEL F
- Art Unit
- 1711
- PTA
- 0 days
External Links