Patent Assignment
Reel/Frame 003978/0407
Assignment of Assignors Interest.
Recorded: 1982-02-26
Pages: 2
Assignee
DELTA ASSOCIATES, INC., A CORP. OF CA
3333 NORTH FIRST ST., SAN JOSE, CALIFORNIA, 95134
Covered Property
(1)
Dynamic Current Drive Method for Powering Thermal Conductivity Detectors
Patent:
4,461,166 →
Application:
06/352,657 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 25, 1988
From: SPECTRA-PHYSICS, INC., (A CA CORP.) (MERGED INTO)
To: SPECTRA-PHYSICS (DELAWARE) INC. A CORP. OF DE
Reel/Frame 004854/0640 →
Change of Name
Jan 25, 1988
From: SPECTRA-PHYSICS (DELAWARE), INC., A CORP. OF DE (CHANGED TO)
To: SPECTRA-PHYSICS, INC., (A CORP. OF DE)
Reel/Frame 004854/0646 →
Merger Effective Date: 8-05-87.
Jan 25, 1988
From: SPECTRA-PHYSICS, INC., (A DE. CORP.) MERGED INTO) SUNSHINE ACQUISITION CORP. (DELAWARE) (A DE. CORP.) (CHANGED TO)
To: SPECTRA-PHYSICS, INC.,
Reel/Frame 004854/0651 →
Assignment of Assignor's Interest
May 16, 1994
From: SPECTRA-PHYSICS, INC.
To: THERMO INSTRUMENT SYSTEMS INC.
Reel/Frame 006983/0771 →