Patent Assignment
Reel/Frame 052268/0365
Change of Name
Recorded: 2020-03-30
Pages: 5
Assignor
CLEARSIGN COMBUSTION CORPORATION
Executed: 2019-11-06
Assignee
CLEARSIGN TECHNOLOGIES CORPORATION
12870 INTERURBAN AVENUE SOUTH, SEATTLE, WASHINGTON, 98168
Covered Properties
(51)
Electrodynamic Control in a Burner System
Burner Including a Perforated Flame Holder Spaced Away from a Fuel Nozzle
Fuel Combustion System with a Perforated Reaction Holder
POROUS FLAME HOLDER FOR LOW NOx COMBUSTION
Startup Method and Mechanism for a Burner Having a Perforated Flame Holder
Application:
16/105,499 →
Publication:
US 2019/0003705
Prefabricated Integrated Combustion Assemblies and Methods of Installing the Same into a Combustion System
Burner System Including a Non-Planar Perforated Flame Holder
Pre-Mixed Fuel Burner with Perforated Flame Holder
Flare Stack with Perforated Flame Holder
Application:
15/045,164 →
Publication:
US 2016/0245509
Method for Operating a Combustion System Including a Perforated Flame Holder
Application:
16/518,733 →
Publication:
US 2019/0390854
Perforated Flame Holder Support Member for Structural Integrity
Application:
16/279,032 →
Publication:
US 2021/0310650
Combustion System with Perforated Flame Holder and Swirl Stablized Preheating Flame
Plug and play burner
Burner System with Discrete Transverse Flame Stabilizers
Furnace Including Perforated and Bluff Body Flame Holder for Enhanced Stability and Turndown
Application:
16/508,576 →
Publication:
US 2020/0003413
Plasma Pilot
Field Installed Perforated Flame Holder and Method of Assembly and Installation
Trapped Vortex Combustor
Application:
16/552,151 →
Publication:
US 2020/0072467
Method for Electrically-Driven Classification of Combustion Particles
System for Electrically-Driven Classification of Combustion Particles
Multiple Fuel Combustion System and Method
System and Method for Combustion of Multiple Fuels
Method for Combustion of Multiple Fuels
System and Apparatus for Applying an Electric Field to a Combustion Volume
Electrically-Driven Particulate Agglomeration in a Combustion System
Electrically-Driven Particulate Agglomeration in a Combustion System
Apparatus for Electrodynamically Driving a Charged Gas or Charged Particles Entrained in a Gas
Method for Electrodynamically Driving a Charged Gas or Charged Particles Entrained in a Gas
Adaptor for Providing Electrical Combustion Control to a Burner
Flame Visualization Control for Electrodynamic Combustion Control
SELECTABLE DILUTION LOW NOx BURNER
SELECTABLE DILUTION LOW NOx BURNER
Perforated Flame Holder and Burner Including a Perforated Flame Holder
Combustion System and Method for Electrically Assisted Start-Up
Fuel Combustion System with a Perforated Reaction Holder
Fuel Combustion System with a Perforated Reaction Holder
Burner System Employing Multiple Perforated Flame Holders, and Method of Operation
Combustion System with Flame Location Actuation
Combustion System with Flame Location Actuation
Horizontally Fired Burner with a Perforated Flame Holder
Startup Method and Mechanism for a Burner Having a Perforated Flame Holder
Method for Low Nox Fire Tube Boiler
Duplex Burner with Velocity-Compensated Mesh and Thickness
Perforated Flame Holder with Adjustable Fuel Nozzle
High Output Porous Tile Burner
Method for Operating a Combustion System Including a Perforated Flame Holder
Burner with a Series of Fuel Gas Ejectors and a Perforated Flame Holder
Burner with a Perforated Flame Holder and Pre-Heat Apparatus
Flame Visualization Control for a Burner Including a Perforated Flame Holder
Burner with a Perforated Reaction Holder and Heating Apparatus
Perforated Flame Holder and System Including an Electrically Conductive Erosion Guard
Related Assignments
(21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 28, 2014
From: GOODSON, DAVID B.; PREVO, TRACY A.; COLANNINO, JOSEPH; BREIDENTHAL, ROBERT E.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 032770/0836 →
Assignment of Assignor's Interest
Jun 19, 2015
From: KARKOW, DOUGLAS W.; COLANNINO, JOSEPH; BREIDENTHAL, ROBERT E.; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 035978/0183 →
Assignment of Assignor's Interest
May 9, 2016
From: KARKOW, DOUGLAS W.; COLANNINO, JOSEPH; BREIDENTHAL, ROBERT E.; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 038515/0049 →
Assignment of Assignor's Interest
May 18, 2016
From: KARKOW, DOUGLAS W.; COLANNINO, JOSEPH; LANG, JERRY, SR.; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 038632/0805 →
Assignment of Assignor's Interest
Aug 11, 2017
From: KARKOW, DOUGLAS WAYNE; COLANNINO, JOSEPH; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 043267/0878 →
Assignment of Assignor's Interest
Aug 17, 2018
From: DANSIE, JAMES K.; KARKOW, DOUGLAS W.; DUMAS, JESSE; KENDRICK, DONALD
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 046849/0581 →
Assignment of Assignor's Interest
Dec 19, 2018
From: KENDRICK, DONALD; DANSIE, JAMES K.; KARKOW, DOUGLAS W.; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 047819/0331 →
Assignment of Assignor's Interest
Apr 5, 2019
From: WIKLOF, CHRISTOPHER A
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 048802/0546 →
Assignment of Assignor's Interest
May 9, 2019
From: KARKOW, DOUGLAS W.; KENDRICK, DONALD; COLANNINO, JOSEPH; DUMAS, JESSE
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 049130/0027 →
Assignment of Assignor's Interest
Jun 3, 2019
From: KARKOW, DOUGLAS W.; BREIDENTHAL, ROBERT E.; COLANNINO, JOSEPH; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 049345/0386 →
Assignment of Assignor's Interest
Jun 21, 2019
From: KARNANI, SUNNY; DANSIE, JAMES K.; PLEIS, JACKSON M.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 049554/0538 →
Assignment of Assignor's Interest
Aug 30, 2019
From: KARKOW, DOUGLAS W.; COLANNINO, JOSEPH; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 050221/0871 →
Assignment of Assignor's Interest
Sep 9, 2019
From: DANSIE, JAMES K.; KENDRICK, DONALD; KARKOW, DOUGLAS W.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 050312/0623 →
Assignment of Assignor's Interest
Sep 25, 2019
From: KENDRICK, DONALD; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 050490/0328 →
Assignment of Assignor's Interest
Oct 17, 2019
From: BUCHER, JONATHAN; KENDRICK, DONALD; DANSIE, JAMES K.; KARKOW, DOUGLAS W.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 050752/0484 →
Assignment of Assignor's Interest
Oct 17, 2019
From: KENDRICK, DONALD
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 050752/0629 →
Assignment of Assignor's Interest
Nov 8, 2019
From: KENDRICK, DONALD; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 050957/0104 →
Assignment of Assignor's Interest
Mar 23, 2020
From: COLANNINO, JOSEPH; KARKOW, DOUGLAS W.; DANSIE, JAMES K.; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 052199/0793 →
Assignment of Assignor's Interest
Mar 23, 2020
From: KARKOW, DOUGLAS W.; COLANNINO, JOSEPH; KRICHTAFOVITCH, IGOR A.; WIKLOF, CHRISTOPHER A.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 052199/0574 →
Assignment of Assignor's Interest
Mar 23, 2020
From: KARKOW, DOUGLAS W.; COLANNINO, JOSEPH; KRICHTAFOVITCH, IGOR A.; BREIDENTHAL, ROBERT E.
To: CLEARSIGN COMBUSTION CORPORATION
Reel/Frame 052199/0016 →
Corrective Assignment to Correct the Name Change from Clearsign Combustion Corporation, Seattle, Wa to Clearsign Technologies Corporation, Tulsa, Ok.. Previously Recorded at Reel: 052268 Frame: 0365. Assignor(S) Hereby Confirms the Change of Name.
Jul 27, 2022
From: CLEARSIGN COMBUSTION CORPORATION
To: CLEARSIGN TECHNOLOGIES CORPORATION
Reel/Frame 061176/0107 →