IP Library Assignment 019881/0458
Patent Assignment
Reel/Frame 019881/0458

Assignment of Assignor's Interest

Recorded: 2007-09-27 Pages: 3
Assignor
STETTER, JOSEPH R.
Executed: 2007-08-30
Assignee
KWJ ENGINEERING
8440 CENTRAL AVENUE, UNIT 2D, NEWARK, CALIFORNIA, 94560
Covered Property (1)
Chemical Sensing Apparatus and Methods
Patent: 6,808,618 →
Application: 09/915,166 →
Publication: US 2003/0024814
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 28, 2019
From: KWJ ENGINEERING, INC.
To: SPEC SENSORS, LLC
Reel/Frame 049296/0577 →
Assignment of Assignor's Interest Jun 21, 2019
From: SPEC SENSORS, LLC
To: SENSIRION AG
Reel/Frame 049554/0164 →