Patent Assignment
Reel/Frame 027112/0944
Assignment of Assignor's Interest
Recorded: 2011-10-21
Pages: 7
Assignors
FEITISCH, ALFRED
Executed: 2011-08-11
KELLER, LUTZ
Executed: 2011-08-09
LIU, XIANG
Executed: 2011-08-09
SCHREMPEL, MATHIAS
Executed: 2011-08-09
HELBLEY, KEITH BENJAMIN
Executed: 2011-08-09
Assignee
SPECTRASENSORS, INC.
11027 ARROW ROUTE, RANCHO CUCAMONGA, CALIFORNIA, 91730
Covered Property
(1)
Validation and Correction of Spectrometer Performance Using a Validation Cell
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 27, 2011
From: FEITISCH, ALFRED; KELLER, LUTZ; LIU, XIANG; SCHREMPEL, MATHIAS
To: SPECTRASENSORS, INC.
Reel/Frame 027249/0612 →
Merger and Change of Name
Feb 1, 2022
From: KAISER OPTICAL SYSTEMS, INC.; SPECTRASENSORS, INC.
To: ENDRESS+HAUSER OPTICAL ANALYSIS, INC.
Reel/Frame 058922/0754 →