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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
12/31/2002
Application #:
09931204
Filing Dt:
08/16/2001
Publication #:
Pub Dt:
03/07/2002
Inventors:
William L. Walch, John M. Greenslet, Edward J. Rusnica JR., Ruth S. Abt et al
Title:
HIGH PRECISION ABRASIVE FLOW MACHINING APPARATUS AND METHOD
Assignment: 1
Reel/Frame:
012362/0527Recorded: 12/11/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/03/2001
Exec Dt:
08/03/2001
Exec Dt:
08/03/2001
Exec Dt:
08/03/2001
Exec Dt:
08/03/2001
Assignee:
1 INDUSTRY BOULEVARD
IRWIN, PENNSYLVANIA 15642
Correspondent:
WEBB ZIESENHEIM LOGSDON ET AL.
JAMES G. PORCELLI
436 SEVENTH AVENUE
700 KOPPERS BUILDING
PITTSBURGH, PA 15219-1818
Assignment: 2
Reel/Frame:
052240/0647Recorded: 03/27/2020Pages: 11
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/26/2020
Assignee:
120 SOUTH LASALLE STREET
CHICAGO, ILLINOIS 60603
Correspondent:
STEPHEN D. LOTT
233 S. WACKER DRIVE
SUITE 8000
CHICAGO, IL 60606

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