Granted Patent
Utility
US 6,720,466
· Confirmation No. 9994
1,1,1,3,3-PENTACHLOROPROPANE PROCESS PURGE STREAM CONCENTRATION USING A SECONDARY REFLUXED EVAPORATOR AND SECONDARY PRODUCT RECOVERY
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2004-02-23 | IFEE |
Issue Fee Payment (PTO-85B) | 3 | View | |
| 2002-04-17 | TRNA |
Transmittal of New Application | 4 | View | |
| 2002-04-17 | SPEC |
Specification | 36 | View | |
| 2002-04-17 | CLM |
Claims | 7 | View | |
| 2002-04-17 | ABST |
Abstract | 1 | View | |
| 2002-04-17 | DRW |
Drawings-only black and white line drawings | 2 | View | |
| 2002-04-17 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Richard L. Wilson
Mulvane, KS
John L. Dawkins
Derby, KS
Rodney L. Klausmeyer
Wichita, KS
James J. Weller
Mulvane, KS
Attorneys & Agents of Record
Classification
USPC
570/257
C07C17/383
Y02P20/582
C07C17/275
C07C17/278
C07C17/38
C07C19/01
Prosecution
- Examiner
- PRICE, ELVIS O
- Art Unit
- 1621
- Customer No.
- 26231
- Docket No.
- 02-016-PA
- Confirmation No.
- 9994
Publication
- Pub. No.
- US20030199716A1
- Pub. Date
- 2003-10-23
Patent Term Adjustment
0days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2006-06-02
from
VULCAN CHEMICALS,
VULCAN CHEMICALS, A BUSINESS GROUP OF VULCAN MATERIALS COMPANY,
VULCAN CHEMICALS, A DIVISION OF VULCAN MATERIALS COMPANY
CHANGE OF NAME
Recorded 2005-08-03
CORRECTIVE ASSIGNMENT TO CORRECT ASSIGNOR AND ASSIGNEE, FILED ON 04-17-02, RECORDED ON REEL 012819 FRAME 0985.
Recorded 2002-07-03
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-04-17
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Quick Facts
- Patent No.
- US 6,720,466
- App. No.
- 10/125,141
- Filed
- 2002-04-17
- Granted
- 2004-04-13
- Pub. No.
- US20030199716A1
- Examiner
- PRICE, ELVIS O
- Art Unit
- 1621
- PTA
- 0 days
External Links