Patent Assignment
Reel/Frame 004373/0753
Assignment of Assignors Interest.
Recorded: 1985-03-15
Pages: 1
Assignor
DELTALAB RESEARCH, INC. A MA CORP
Executed: 1985-03-05
Assignee
ROSEN, GEARALD D. FOR THE BENEFIT OF CREDITORS OF DELTALAB RESEARCH INC.
BOSTON, MASSACHUSETTS
Covered Property
(1)
Circuitry for Generating Reference Signal for Delta Encoding Systems
Patent:
4,305,050 →
Application:
06/071,246 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Oct 31, 1983
From: DELTALAB RESEARCH, INC.
To: SHAWMUT COUNTY BANK, N.A. 515 MASSACHUSETTS AVENUE CAMBRIDGE, MA
Reel/Frame 004186/0113 →
Assignment of Assignors Interest.
Mar 15, 1985
From: ROSEN, GERALD D. FOR THE BENEFIT OF CREDITORS OF DELTALAB RESEARCH INC.
To: ANALOG AND DIGITAL SYSTEMS, INC., A CORP OF MA
Reel/Frame 004373/0754 →
Security Agreement
Apr 14, 1997
From: ANALOG AND DIGITAL SYSTEMS, INC.
To: FLEET NATIONAL BANK OF MASSACHUSETTS
Reel/Frame 008454/0325 →
Release of Patent Security Agreement
Sep 15, 1997
From: FLEET NATIONAL BANK OF MASSACHUSETTS
To: ANALOG AND DIGITAL SYSTEM, INC.
Reel/Frame 009027/0753 →