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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
05/20/1986
Application #:
06594478
Filing Dt:
03/28/1984
Inventor:
RICHARD B. DYOTT
Title:
OPTICAL-FIBER DIRECTIONAL COUPLER USING BORON OXIDE AS INTERSTITIAL MATERIAL
Assignment: 1
Reel/Frame:
004257/0665Recorded: 05/17/1984Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
03/27/1984
Assignee:
STATELESS
Correspondent:
LEYDIG, VOIT, OSANN, MAYER & HOLT
ONE IBM PLAZA, STE. 4600
CHICAGO, IL 60611
Assignment: 2
Reel/Frame:
008861/0315Recorded: 12/15/1997Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/30/1997
Assignee:
50 ENTERPRISE CENTER
MIDDLETOWN, RHODE ISLAND 02842
Correspondent:
FOLEY, HOAG & ELIOT LLP
JOHN C. GORECKI
ONE POST OFFICE SQUARE
BOSTON, MA 02109-2170
Assignment: 3
Reel/Frame:
010919/0880Recorded: 06/26/2000Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/27/2000
Assignee:
ONE FEDERAL STREET
BOSTON, MASSACHUSETTS 02110
Correspondent:
BROWN, RUDNICK, FREED & GESMER
MICHAEL HILL
ONE FINANCIAL CENTER
BOSTON, MA 02110

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