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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
05/30/1989
Application #:
07085572
Filing Dt:
08/14/1987
Inventors:
DIMITRI M. NAZARENKO, HOUSTON H. HUGHES III, ROBERT T. GORDON, DAVID L. HATTEY et al
Title:
PROCESSOR-TO-PROCESSOR COMMUNICATIONS PROTOCOL FOR A PUBLIC SERVICE TRUNKING SYSTEM
Assignment: 1
Reel/Frame:
004897/0413Recorded: 10/28/1987Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
10/12/1987
Exec Dt:
10/16/1987
Exec Dt:
10/22/1987
Exec Dt:
10/12/1987
Exec Dt:
10/19/1987
Assignee:
Correspondent:
NIXON & VANDERHYE
2200 CLARENDON BLVD 14TH FLOOR
ARLINGTON, VA 22201
Assignment: 2
Reel/Frame:
006459/0052Recorded: 03/17/1993Pages: 37
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
05/08/1992
Assignee:
MOUNTAIN VIEW ROAD
LYNCHBURG, VIRGINIA 24502
Correspondent:
JEFFRY H. NELSON
NIXON & VANDERHYE P.C.
1100 NORTH GLEBE ROAD
8TH FLOOR
ARLINGTON, VA 22201
Assignment: 3
Reel/Frame:
010557/0001Recorded: 02/01/2000Pages: 14
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/26/2000
Assignee:
249 FIFTH AVENUE
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
BUCHANAN INGERSOLL, P.C.
MICHAEL L. DEVER
301 GRANT STREET, 20TH FLOOR
PITTSBURGH, PA 15219
Assignment: 4
Reel/Frame:
010848/0940Recorded: 06/06/2000Pages: 29
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/26/2000
Exec Dt:
01/26/2000
Assignees:
CNG TOWER, 25TH FLOOR
625 LIBERTY AVENUE
PITTSBURGH, PENNSYLVANIA 15222
CNG TOWER, 25TH FLOOR
625 LIBERTY AVENUE
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
COHEN & GRISBY, P.C.
THOMAS C. WETTACH
11 STANWIX STREET, 15TH FLOOR
PITTSBURGH, PA 15222

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