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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
05/27/2014
Application #:
13573235
Filing Dt:
09/04/2012
Publication #:
Pub Dt:
03/06/2014
Inventor:
Frederick W. Zeyfang
Title:
Threaded plug for hammer union and assembly thereof
Assignment: 1
Reel/Frame:
029217/0539Recorded: 10/15/2012Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/08/2012
Assignee:
2150 ELMWOOD AVE.
BUFFALO, NEW YORK 14207
Correspondent:
JAMES W. HELLWEGE
MUNCY GEISSLER OLDS & LOWE
4000 LEGATO RD. SUITE 310
FAIRFAX, VIRGINIA 22033
Assignment: 2
Reel/Frame:
029245/0333Recorded: 11/05/2012Pages: 5
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
10/31/2012
Assignee:
500 WEST MONROE STREET
CHICAGO, ILLINOIS 60661
Correspondent:
OSCAR RUIZ C/O KATTEN MUCHIN ROSENMAN
525 WEST MONROE STREET
CHICAGO, IL 60661
Assignment: 3
Reel/Frame:
031360/0632Recorded: 10/07/2013Pages: 9
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
10/07/2013
Assignee:
500 WEST MONROE STREET
CHICAGO, ILLINOIS 60661
Correspondent:
OSCAR RUIZ C/O KATTEN MUCHIN ROSENMAN
525 WEST MONROE STREET
CHICAGO, IL 60661
Assignment: 4
Reel/Frame:
035198/0601Recorded: 03/12/2015Pages: 7
Conveyance:
PATENT RELEASE AND REASSIGNMENT
Assignor:
Exec Dt:
03/12/2015
Assignee:
2150 ELMWOOD AVENUE
BUFFALO, NEW YORK 14297
Correspondent:
DECHERT LLP
2440 W. EL CAMINO REAL
SUITE 700
MOUNTAIN VIEW, CA 94040

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