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Patent Assignment Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total properties: 20

Patent #:	3898051	Issue Dt:	08/05/1975	Application #:	05429142	Filing Dt:	12/28/1973
Title:	CRYSTAL GROWING

Patent #:	4178670	Issue Dt:	12/18/1979	Application #:	05917918	Filing Dt:	06/22/1978
Title:	WIRE BLADES

Patent #:	4218418	Issue Dt:	08/19/1980	Application #:	05931418	Filing Dt:	08/08/1978
Title:	CASTING

Patent #:	4256530	Issue Dt:	03/17/1981	Application #:	05967114	Filing Dt:	12/07/1978
Title:	CRYSTAL GROWING

Patent #:	4256079	Issue Dt:	03/17/1981	Application #:	06032251	Filing Dt:	04/23/1979
Title:	WIRE BLADES

Patent #:	4287869	Issue Dt:	09/08/1981	Application #:	06048712	Filing Dt:	06/15/1979
Title:	CHARGING SYSTEM FOR CUTTING BLADE

Patent #:	4349178	Issue Dt:	09/14/1982	Application #:	06174452	Filing Dt:	08/01/1980
Title:	WIRE BLADES

Patent #:	4384564	Issue Dt:	05/24/1983	Application #:	06227171	Filing Dt:	01/22/1981
Title:	PROCESS OF FORMING A PLATED WIREPACK WITH ABRASIVE PARTICLES ONLY IN THE CUTTING SURFACE WITH A CONTROLLED KERF

Patent #:	4646710	Issue Dt:	03/03/1987	Application #:	06491997	Filing Dt:	05/05/1983
Title:	MULTI-WAFER SLICING WITH A FIXED ABRASIVE

Patent #:	4727852	Issue Dt:	03/01/1988	Application #:	06762493	Filing Dt:	08/05/1985
Title:	MULTI-WAFER SLICING WITH A FIXED ABRASIVE

Patent #:	4840699	Issue Dt:	06/20/1989	Application #:	07142310	Filing Dt:	12/28/1987
Title:	GALLIUM ARSENIDE CRYSTAL GROWTH

Patent #:	5394825	Issue Dt:	03/07/1995	Application #:	07843474	Filing Dt:	02/28/1992
Title:	METHOD AND APPARATUS FOR GROWING SHAPED CRYSTALS

Patent #:	5438973	Issue Dt:	08/08/1995	Application #:	08133602	Filing Dt:	10/08/1993
Title:	SHAPED BLADES

Patent #:	5972107	Issue Dt:	10/26/1999	Application #:	08919895	Filing Dt:	08/28/1997
Title:	METHOD FOR PURIFYING SILICON

Patent #:	5842462	Issue Dt:	12/01/1998	Application #:	08959545	Filing Dt:	10/24/1997
Title:	METHOD AND APPARATUS TO PRODUCE A RADIAL CUT PROFILE

Patent #:	6368403	Issue Dt:	04/09/2002	Application #:	09512947	Filing Dt:	02/25/2000
Title:	Method and apparatus for purifying silicon

Patent #:	6418921	Issue Dt:	07/16/2002	Application #:	09768395	Filing Dt:	01/24/2001
Publication #:	US20020096165	Pub Dt:	07/25/2002
Title:	METHOD AND APPARATUS FOR CUTTING WORKPIECES

Patent #:	7344596	Issue Dt:	03/18/2008	Application #:	11212027	Filing Dt:	08/25/2005
Publication #:	US20070044707	Pub Dt:	03/01/2007
Title:	SYSTEM AND METHOD FOR CRYSTAL GROWING

Patent #:	4092972	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Patent #:	4187828	Issue Dt:		Application #:	UNAVAILABLE	Filing Dt:
Title:

Assignor

Exec Dt:

05/01/2009

Assignee

6 MAIN STREET

NATICK, MASSACHUSETTS 01760

Correspondence name and address
	CHOATE, HALL & STEWART LLP
	TWO INTERNATIONAL PLACE
	ATTN: KELL L. SCHOFF
	BOSTON, MA 02110

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