Patent Assignment
Reel/Frame 004195/0218
Assignment of Assignors Interest.
Recorded: 1983-10-28
Pages: 1
Assignor
SCHMADEL, DONALD C. JR.
Executed: 1983-10-28
Assignee
OPTELECOM, INC., A DE CORP.
GAITHERSBURG, MARYLAND
Covered Property
(1)
Process and Apparatus for Measuring and Evanescent Field in an Optical Fiber
Patent:
4,725,137 →
Application:
06/546,611 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 28, 1983
From: OPTELECOM INC A DE CORP
To: CHEVRON RESEARCH COMPANY A DE CORP
Reel/Frame 004193/0010 →
Assignment of Assignors Interest.
Oct 28, 1983
From: OPTELECOM, INC.
To: CHEVRON RESEARCH COMPNY, A DE CORP.
Reel/Frame 004195/0216 →
Security Agreement
Jul 23, 2008
From: OPTELECOM-NKF, INC.
To: MANUFACTURERS AND TRADERS TRUST COMPANY
Reel/Frame 021281/0340 →
Security Agreement
Apr 7, 2010
From: OPTELECOM-NKF, INC.
To: DRAKA HOLDING N.V.
Reel/Frame 024195/0729 →