Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 016263/0374 | |
| Pages: | 3 |
| | Recorded: | 07/15/2005 | | |
| Conveyance: | CORRECTIVE ASSIGNMENT TO CORRECT THE TRANSFER OF TITLE FROM PATENT NO. 5473068 TO THE CORRECT PATENT, PATENT NO. 5473086 PREVIOUSLY RECORDED ON REEL 016245 FRAME 0056. ASSIGNOR(S) HEREBY CONFIRMS THE ORIGINAL ASSIGNMENT AND COVER SHEET REFERENCED THE INCORRECT PATENT NUMBER. A CORRECTED ASSIGNMENT IS ATTACHED. |
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Total properties:
5
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Patent #:
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Issue Dt:
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05/02/1989
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Application #:
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07115945
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Filing Dt:
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11/02/1987
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Title:
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PREPARATION OF GAMMA-BUTYROLACTONE AND 1,4-BUTANEDIOL BY CATALYTIC HYDROGENATION OF MALEIC ACID
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Patent #:
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Issue Dt:
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12/05/1995
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Application #:
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08373666
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Filing Dt:
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01/17/1995
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Title:
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PROCESS FOR THE HYDROGENATION OF MALEIC ACID TO 1,4-BUTANEDIOL
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Patent #:
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Issue Dt:
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12/16/1997
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Application #:
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08524195
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Filing Dt:
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09/06/1995
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Title:
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CATALYSTS FOR THE HYDROGENATION OF AQUEOUS MALEIC ACID TO 1,4-BUTANEDIOL
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Patent #:
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Issue Dt:
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11/26/2002
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Application #:
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08980542
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Filing Dt:
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12/01/1997
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Title:
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PROCESS FOR THE HYDROGENATION OF MALEIC ACID TO 1,4-BUTANEDIOL
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Patent #:
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Issue Dt:
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01/24/2006
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Application #:
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10645429
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Filing Dt:
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08/21/2003
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Publication #:
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Pub Dt:
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02/26/2004
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Title:
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TWO-STAGE PROCESS FOR THE HYDROGENATION OF MALEIC ACID TO 1,4-BUTANEDIOL
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Assignee
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| 200 EAST RANDOLPH DRIVE |
| CHICAGO, ILLINOIS 60601 |
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Correspondence name and address
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CAROL A. WILSON
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4101 WINFIELD ROAD
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MAIL CODE 5 EAST
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WARRENVILLE, IL 60555
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