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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
05/11/1993
Application #:
07930588
Filing Dt:
08/17/1992
Inventors:
CHUNG CHING TSO, JOE W. RYKER
Title:
PREPARATION OF 2,5-DIMETHYLHEXANE-2,5-DIHYDROPEROXIDE AND DERIVATIVES THEREOF
Assignment: 1
Reel/Frame:
006226/0545Recorded: 08/17/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/10/1992
Exec Dt:
08/10/1992
Assignee:
Correspondent:
RICHMOND, PHILLIPS, HITCHCOCK & CARVER
LUCAAS K. SHAY
P.O. BOX 2443
BARTLESVILLE, OK 74005
Assignment: 2
Reel/Frame:
006933/0423Recorded: 03/21/1994Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/31/1993
Assignee:
555 GARDEN ST.
ELYRIA, OHIO 44035
Correspondent:
DONALD J. POCHOPIEN
MARSHALL, O'TOOLE, GERSTEIN, ET AL
6300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606-6402
Assignment: 3
Reel/Frame:
021838/0232Recorded: 11/14/2008Pages: 5
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
07/09/2008
Assignee:
500 FIRST AVENUE
PITTSBURGH, PENNSYLVANIA 15219
Correspondent:
TORYS LLP, ATTN: JASON GILMAN
79 WELLINGON ST. W.
SUITE 3000
TORONTO, M5K 1N2 CANADA
Assignment: 4
Reel/Frame:
025665/0702Recorded: 01/19/2011Pages: 3
Conveyance:
RELEASE OF SECURITY INTEREST OF PATENTS
Assignor:
Exec Dt:
01/12/2011
Assignee:
555 GARDEN STREET
ELYRIA, OHIO 44035-4870
Correspondent:
CHRISTOPHER S. CASIERI
NORRIS MCLAUGHLIN & MARCUS, P.A.
721 ROUTE 202-206
SUITE 200
BRIDGEWATER, NJ 08807-5933

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