IP Library Assignment 043534/0280
Patent Assignment
Reel/Frame 043534/0280

Assignment of Assignor's Interest

Recorded: 2017-08-11 Pages: 4
Assignors
KARKOW, DOUGLAS WAYNE
Executed: 2015-02-26
COLANNINO, JOSEPH
Executed: 2015-02-26
WIKLOF, CHRISTOPHER A.
Executed: 2015-02-25
Assignee
CLEARSIGN COMBUSTION CORPORATION
12870 INTERURBAN AVENUE SOUTH, SEATTLE, WASHINGTON, 98168
Covered Property (1)
Methods of Upgrading a Conventional Combustion System to Include a Perforated Flame Holder
Application: 15/549,966 →
Publication: US 2018/0023807
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 11, 2020
From: CLEARSIGN COMBUSTION CORPORATION
To: CLEARSIGN TECHNOLOGIES CORPORATION
Reel/Frame 051893/0415 →