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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
05/02/1995
Application #:
07971886
Filing Dt:
11/05/1992
Inventor:
JAMES E. TACKETT
Title:
A METHOD FOR MEASURING PHYSICAL PROPERTIES OF HYDROCARBONS
Assignment: 1
Reel/Frame:
006310/0747Recorded: 11/05/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
11/05/1992
Assignee:
PATENT DEPARTMENT
P.O. BOX 269
LITTLETON, COLORADO 80160
Correspondent:
MARATHON OIL COMPANY
JACK L. HUMMEL
PATENT DEPARTMENT
P.O. BOX 269
LITTLETON, COLORADO 80160
Assignment: 2
Reel/Frame:
021824/0905Recorded: 11/12/2008Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/31/2007
Assignee:
539 SOUTH MAIN STREET
FINDLAY, OHIO 45840-3295
Correspondent:
JAMES F. PORCELLO, JR.
EMCH, SCHAFFER, SCHAUB & PORCELLO CO LPA
P.O. BOX 916
TOLEDO, OHIO 43697-0916
Assignment: 3
Reel/Frame:
025445/0896Recorded: 12/07/2010Pages: 6
Conveyance:
CONVERSION
Assignor:
Exec Dt:
09/16/2010
Assignee:
539 SOUTH MAIN STREET
FINDLAY, OHIO 45840
Correspondent:
MARK C. SCHAFFER
ONE SEAGATE, SUITE 1980, P.O. BOX 916
TOLEDO, OH 43697-0916

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