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Patent Assignment Assignor Details
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Assignor Name : RIBICH, WILLIAM A.
Total Assignments: 4
Assignment: 1
Reel/Frame:004013/0582   Pages: 2
Recorded: 06/01/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/13/1982
2
Exec Dt:
05/13/1982
3
Exec Dt:
05/21/1982
4
Exec Dt:
05/21/1982
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06383759
Correspondence name and address
LOTHROP & WEST
1150 ALCOA BLDG.
SAN FRANCISCO, CA 94111
Assignment: 2
Reel/Frame:004617/0693   Pages: 2
Recorded: 10/14/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/09/1986
2
Exec Dt:
10/09/1986
3
Exec Dt:
10/13/1986
4
Exec Dt:
10/13/1986
Assignee
1
WALTHAM, MASSACHUSETTS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06918777
Correspondence name and address
WILLIS M. ERTMAN
ONE FINANCIAL CENTER
STE. 2500
BOSTON, MA 02111
Assignment: 3
Reel/Frame:004911/0129   Pages: 3
Recorded: 06/03/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/26/1988
2
Exec Dt:
05/18/1988
3
Exec Dt:
05/25/1988
4
Exec Dt:
05/31/1988
Assignee
1
A MA. CORP.
WALTHAM, MASSACHUSETTS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07202218
Correspondence name and address
WILLIS M. ERTMAN
ONE FINANCIAL CENTER, SUITE 2500
BOSTON, MA 02111
Assignment: 4
Reel/Frame:005399/0670   Pages: 4
Recorded: 08/06/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/30/1990
2
Exec Dt:
07/30/1990
3
Exec Dt:
07/31/1990
4
Exec Dt:
08/01/1990
Assignee
1
WALTHAM, MASSACHUSETTS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07529196
Correspondence name and address
FISH & RICHARDSON
ONE FINANCIAL CENTER., STE. 2500
BOSTON, MA 02111-2658

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