ClearSign Combustion Corporation

13 Marks

Corp.

First Filed:Feb 15, 2008Latest Filed:Jun 28, 2021Address:12870 Interurban Avenue South, Tukwila, WA 98168

Portfolio Overview

Registered

4(31%)

Dead

9(69%)

Top Classes

Class 9

Electronics, Software & Scientific Equipment

9(69%)

Class 11

HVAC, Lighting & Kitchen Appliances

4(31%)

TTAB Proceedings

No litigation activity

Top Firms

Seed IP Law Group LLP(Jun 2021)

Trademark Portfolio

13 results

(current & previous marks)

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Design3

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Class 99

Class 114

CLEARSIGN

Trademark

Word

ABANDONED

Owner:

Serial:90799213

Filed:Jun 28, 2021

Classes:9

CLEARSIGN EYE

Trademark

Word

ABANDONED

Owner:

Serial:88650283

Filed:Oct 10, 2019

Classes:9

CLEARSIGN SENSOR

Trademark

Word

ABANDONED

Owner:

Serial:88650294

Filed:Oct 10, 2019

Classes:9

Goods & Services

"SENSOR"

88448778

Trademark

Design

ABANDONED

Owner:

Serial:88448778

Filed:May 28, 2019

Classes:9

CLEARSIGN CORE

Trademark

Word

REGISTERED

Owner:

Serial:88438032

Filed:May 20, 2019

Classes:11

Registration:6634153

Registered:Feb 1, 2022

Goods & Services

Burners, namely, gas burners; primary gas burners for industrial use; boilers, namely, furnace boilers, heating boilers, fixed industrial boilers, and process heating boilers; furnaces; burner replacement kits for boilers, furnaces and process heaters, namely, burner replacement parts in the nature of gas nozzles and flame holders featuring multiple perforations

DUPLEX PLUG & PLAY

Trademark

Word

REGISTERED

Owner:

Serial:87331916

Filed:Feb 10, 2017

Classes:11

Registration:5891669

Registered:Oct 22, 2019

Goods & Services

Burners, namely, gas burners, coal burners, wood burners; primary gas burners and secondary liquid fuel burners for industrial use; boilers, namely, furnace boilers, heating boilers, fixed industrial boilers, and process heating boilers; furnaces; burner replacement kits for boilers, furnaces and process heaters, namely, burner replacement parts in the nature of gas or liquid nozzles and flame holders featuring multiple perforations

CLEARSIGN

Trademark

Word

ABANDONED

Owner:

Serial:87096459

Filed:Jul 7, 2016

Classes:9

86519230

Trademark

Design

ABANDONED

Owner:

Serial:86519230

Filed:Jan 30, 2015

Classes:9

CLEARSIGN

Trademark

Word

REGISTERED

Owner:

Serial:85982802

Filed:Dec 18, 2012

Classes:11

Registration:4679531

Registered:Jan 27, 2015

Goods & Services

Class 011: Burners, namely, gas burners, coal burners, wood burners, fluidized beds, primary burners, and secondary burners; boilers, namely, furnace boilers, heating boilers, fixed boilers, power generation boilers, ship's boilers, and process heat boilers; furnaces; structural parts for boilers and furnaces, namely, combustion systems for boilers and furnaces, comprised of one or more combustion reaction heat evolution means and one or more electrostatic field means

CLEARSIGN

Trademark

Word

ABANDONED

Owner:

Serial:85805360

Filed:Dec 18, 2012

Classes:9

85400672

Trademark

Design

REGISTERED

Owner:

Serial:85400672

Filed:Aug 17, 2011

Classes:11

Registration:4743862

Registered:May 26, 2015

Goods & Services

Burners, namely, gas burners, coal burners, wood burners, fluidized beds, primary burners, and secondary burners; boilers, namely, furnace boilers, heating boilers, fixed boilers, power generation boilers, ship's boilers, and process heat boilers; furnaces; structural parts for boilers and furnaces, namely, combustion systems for boilers and furnaces, comprised of one or more combustion reaction heat evolution means and one or more electrostatic field means