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Patent Assignment Details
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Reel/Frame:013829/0741   Pages: 8
Recorded: 03/11/2003
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME, PREVIOUSLY RECORDED ON REEL 011972 FRAME 0532.
Total properties: 1
1
Patent #:
Issue Dt:
05/31/2005
Application #:
09856695
Filing Dt:
05/24/2001
Title:
METHOD FOR THE PURIFICATION OF METALLOCENES
Assignors
1
Exec Dt:
12/02/1999
2
Exec Dt:
12/07/1999
3
Exec Dt:
12/17/1999
4
Exec Dt:
12/07/1999
Assignee
1
50389 WESSELING, GERMANY
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036

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