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

Assignor Name : EPSTEIN, DAVID L.
Total Assignments: 8
Assignment: 1
Reel/Frame:005974/0839   Pages: 3
Recorded: 01/17/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
10/25/1991
Assignee
1
A CORP. OF MASSACHUSETTS
243 CHARLES STREET
BOSTON, MASSACHUSETTS 02114
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07669381
Correspondence name and address
EDWARD R. GATES
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA. 02210
Assignment: 2
Reel/Frame:006908/0915   Pages: 3
Recorded: 02/24/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/16/1994
Assignee
1
DURHAM, NORTH CAROLINA 27710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08180482
Correspondence name and address
MARY J. WILSON
NIXON & VANDERHYE P.C.
1100 NORTH GLEBE ROAD
8TH FLOOR
ARLINGTON, VA 22201
Assignment: 3
Reel/Frame:008642/0746   Pages: 4
Recorded: 08/04/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/18/1997
2
Exec Dt:
06/18/1997
3
Exec Dt:
06/18/1997
Assignee
1
230 NORTH BUILDING, RESEARCH DRIVE
DURHAM, NORTH CAROLINA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08835076
Correspondence name and address
CLARK & ELBING LLP
PAUL T. CLARK
176 FEDERAL STREET
BOSTON, MA 02110
Assignment: 4
Reel/Frame:012056/0932   Pages: 3
Recorded: 08/06/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/10/2001
2
Exec Dt:
04/10/2001
3
Exec Dt:
04/10/2001
4
Exec Dt:
04/10/2001
Assignee
1
DURHAM, NORTH CAROLINA 27708
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09780612
Correspondence name and address
NIXON & VANDERHYE P.C.
MARY J. WILSON
1100 NORTH GLEBE ROAD
8TH FLOOR
ARLINGTON, VA 22201
Assignment: 5
Reel/Frame:017854/0360   Pages: 9
Recorded: 06/28/2006
Attorney Dkt #:017425-9001-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/21/2006
2
Exec Dt:
02/28/2006
3
Exec Dt:
02/16/2006
4
Exec Dt:
02/09/2006
5
Exec Dt:
02/16/2006
6
Exec Dt:
02/16/2006
Assignee
1
BOX 90083
DURHAM, NORTH CAROLINA 27708
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11255478
Correspondence name and address
GREGORY J. HARTWIG
100 EAST WISCONSIN AVENUE
MICHAEL BEST & FRIEDRICH LLP
MILWAUKEE, WI 53202-4108
Assignment: 6
Reel/Frame:023025/0666   Pages: 14
Recorded: 07/30/2009
Attorney Dkt #:028193-9037 US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/21/2006
2
Exec Dt:
02/28/2006
3
Exec Dt:
02/16/2006
4
Exec Dt:
02/09/2006
5
Exec Dt:
02/16/2006
6
Exec Dt:
02/16/2006
Assignee
1
2812 ERWIN ROAD, SUITE 306
DURHAM, NORTH CAROLINA 27705
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12511861
Correspondence name and address
MICHAEL BEST & FRIEDRICH LLP
100 EAST WISCONSIN AVENUE
SUITE 3300
MILWAUKEE, WI 53202-4108
Assignment: 7
Reel/Frame:018785/0905   Pages: 4
Recorded: 01/22/2007
Attorney Dkt #:017425-9004 US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/03/2007
2
Exec Dt:
01/03/2007
3
Exec Dt:
01/03/2007
Assignee
1
ERWIN ROAD
DURHAM, NORTH CAROLINA 27710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10580477
Correspondence name and address
MICHAEL BEST & FRIEDRICH LLP
100 EAST WISCONSIN AVENUE
SUITE 3300
MILWAUKEE, WI 53202-4108
Assignment: 8
Reel/Frame:033780/0925   Pages: 11
Recorded: 09/19/2014
Attorney Dkt #:028193-9151-US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/15/2013
2
Exec Dt:
05/14/2013
3
Exec Dt:
05/14/2013
4
Exec Dt:
05/14/2013
5
Exec Dt:
05/14/2013
6
Exec Dt:
05/14/2013
Assignee
1
2812 ERWIN ROAD
SUITE 306
DURHAM, NORTH CAROLINA 27705
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14386516
Correspondence name and address
MICHAEL BEST & FRIEDRICH LLP
100 EAST WISCONSIN AVENUE
SUITE 3300
MILWAUKEE, WI 53202-4108

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