IP Library Assignment 009235/0868
Patent Assignment
Reel/Frame 009235/0868

Assignment of Assignor's Interest

Recorded: 1998-06-08 Pages: 4
Assignors
SIEPMANN, FRIEDRICH W.
Executed: 1998-05-07
TEUTSCHER, MICHAEL
Executed: 1998-05-07
Assignee
ISCO, INC.
4700 SUPERIOR STREET, LINCOLN, NEBRASKA, 68505
Covered Properties (3)
Process for the Detection of Biodegradable and Toxic Substances in Aqueous Solutions
Patent: 4,748,127 →
Application: 06/693,836 →
Apparatus for the Detection of Biodegradable and Toxic Substances in Aqueous Solutions
Patent: 4,898,829 →
Application: 07/132,267 →
Process for Determining Oxidizable Substances Contained in an Aqueous Sample Liquid
Patent: 5,324,666 →
Application: 07/656,042 →
Related Assignments (8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 16, 2001
From: SIEPMANN, FRIEDRICH; TEUTSCHER, MICHAEL
To: I S C O, INC.
Reel/Frame 011523/0733 →
Assignment of Assignor's Interest Feb 16, 2001
From: SIEPMANN, FRIEDRICH; TEUTSCHER, MICHAEL
To: I S C O, INC.
Reel/Frame 011523/0735 →
Assignment of Assignor's Interest Jul 17, 2001
From: SIEPMANN, FRIEDRICH W.; TEUTSCHER, MICHAEL
To: I S CO INC.
Reel/Frame 011987/0224 →
Change of Name Apr 28, 2005
From: ISCO CO.
To: TELEDYNE ISCO, CO.
Reel/Frame 015953/0508 →
Assignment May 3, 2005
From: TELEDYNE ISCO, INC.
To: ENDRESS + HAUSER CONDUCTA GESELLSCHAFT FÜR MEß UND REGELTECHNIK MBH+CO. KG
Reel/Frame 016038/0737 →
Assignment May 3, 2005
From: TELEDYNE ISCO, INC.
To: ENDRESS + HAUSER CONDUCTA GESELLSCHAFT FÜR MEß - UND REGELTECHNIK MBH+CO. KG
Reel/Frame 016038/0492 →
Assignment May 3, 2005
From: TELEDYNE ISCO, INC.
To: ENDRESS + HAUSER CONDUCTA GESELLSCHAFT FÜR MEß UND REGELTECHNIK MBH+CO. KG
Reel/Frame 016038/0371 →
Assignment May 3, 2005
From: TELEDYNE ISCO, INC.
To: ENDRESS + HAUSER CONDUCTA GESELLSCHAFT FÜR MEß UND REGELTECHNIK MBH+CO. KG
Reel/Frame 016038/0268 →