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Patent Assignment Abstract of Title

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Total Assignments: 2

Patent #:	8014641	Issue Dt:	09/06/2011	Application #:	12319070	Filing Dt:	12/31/2008
Publication #:	20100166367	Pub Dt:	07/01/2010
Inventors:	Yuri Grapov, William D. Jones, Vladlen Ivshin
Title:	BEAM COUPLER

Assignment: 1

Reel/Frame:

022110/0454

Recorded: 12/31/2008

Pages: 2

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors:

IVSHIN, V.

Exec Dt:

02/14/2008

GRAPOV, Y.

Exec Dt:

02/14/2008

SMITH, W.

Exec Dt:

02/14/2008

Assignee:

IPG PHOTONICS CORPORATION

50 OLD WEBSTER ROAD

LEGAL DEPARTMENT/IP COUNSEL

OXFORD, MASSACHUSETTS 01540

Correspondent:

YURI KATESHOV, ESQ.

LEGAL DEPARTMENT/IP COUNSEL

50 OLD WEBSTER ROAD

OXFORD, MASSACHUSETT 01540

Assignment: 2

Reel/Frame:

028354/0402

Recorded: 06/11/2012

Pages: 3

Conveyance:

CORRECTIVE ASSIGNMENT TO CORRECT THE COVER SHEET BECAUSE THE ASSIGNMENT DOCUMENT CORRECTLY SHOWS THE ASSIGNORS PREVIOUSLY RECORDED ON REEL 022110 FRAME 0454. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT ASSIGNORS ARE V. IVSHIN, Y. GRAPOV AND W. JONES..

Assignors:

IVSHIN, VLADIMIR

Exec Dt:

12/29/2008