Patent Assignment
Reel/Frame 008126/0483
Assignment of Assignor's Interest
Recorded: 1996-09-09
Pages: 5
Assignor
MICROTEL B.V.
Executed: 1995-09-28
Assignee
MICROTONIC NEDERLAND B.V.
ZEKERINGSTRAAT 9, 1014 BM AMSTERDAM, NETHERLANDS
Covered Properties
(3)
Electret Transducer and a Method for Manufacturing an Assembly of Backplate, Electret Foil and Diaphragm Plate
Patent:
4,567,382 →
Application:
06/598,682 →
Electroacoustic Transducer of the So-Called "Electret" Type, and a Method of Making Such a Transducer
Patent:
4,908,805 →
Application:
07/263,196 →
Electroacoustic Transducer of the So-Called "Electret" Type, and a Method of Making Such a Transducer
Patent:
4,910,840 →
Application:
07/385,150 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 10, 1984
From: VAN HALTEREN, AART Z.
To: MICROTEL B.V., A CORP. OF THE NETHERLANDS
Reel/Frame 004248/0017 →
Assignment of Assignors Interest.
Oct 27, 1988
From: SPRENKELS, ADRIANUS J.; BERGVELD, PIET
To: MICROTEL B.V., VAN HALLSTRAAT 681-683, 1051 HG AMSTERDAM, THE NETHERLANDS A CORP. OF THE NETHERLANDS
Reel/Frame 004975/0312 →
Assignment of Assignor's Interest
Mar 17, 2003
From: MICROTRONIC NEDERLAND B.V.
To: SONIONMICROTRONIC NEDERLAND B.V.
Reel/Frame 013828/0972 →