Who owns the LIQUIDPISTON trademark?

The LIQUIDPISTON trademark is owned by LiquidPiston, Inc..

What is the serial number for LIQUIDPISTON?

The USPTO serial number for LIQUIDPISTON is 98752523.

What is the registration number for LIQUIDPISTON?

LIQUIDPISTON is registered under USPTO registration number 0.

LIQ

USPTO Trademark Record

PENDING

LIQUIDPISTON

Q: What class is the LIQUIDPISTON trademark registered in?

The LIQUIDPISTON trademark is registered in Class 007 (Machines, machine tools & power-operated tools), Class 012 (Vehicles & parts for locomotion), Class 042 (Scientific, technology & SaaS services).

SN 98752523·Reg 0·Filed Sep 16, 2024

Owner LiquidPiston, Inc.

Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transmission components, except for land vehicles; agricultural implements, other than hand-operated hand tools; incubators for eggs; automatic vending machines.; Vehicles; apparatus for locomotion by land, air or water.; Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

LIQUIDPISTON (Serial No. 98752523), Registration No. 0, is a pending US trademark filed on Sep 16, 2024 by LiquidPiston, Inc.. This trademark covers Class 007 (Machines, machine tools & power-operated tools), Class 012 (Vehicles & parts for locomotion), Class 042 (Scientific, technology & SaaS services).

Mark Intelligence

LIQUIDPISTON (Reg. #0) is a pending US trademark that was filed in 2024 and is currently under USPTO examination. The mark covers Class 007 (Machines, machine tools & power-operated tools), Class 012 (Vehicles & parts for locomotion) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transm.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 16, 2024

SERIAL

98752523

REG#

REGISTERED

Dec 31, 1969

Owner

Applicant

LiquidPiston, Inc.

Entity

Corporation

State

Address

1292a Blue Hills Avenue, Bloomfield, CT, 06002

Country

Attorney

NameLisa M. Tittemore

Law firm

Lisa M. Tittemore Merchant & Gould P.C.

Address

P.O. Box 2910, Minneapolis, MN 55402-0910, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusPENDING

Filing DateSep 16, 2024

Serial Number98752523

Registration No.0

Registration DateDec 31, 1969

Status DateJul 21, 2026

Published for OppositionApr 22, 2025

Mark TypeStandard characters

Status DescriptionLive and pending, statement of use response after non-final action entered

Filing Signals

FILED

2024

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

Search 15M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 007Machines, machine tools & power-operated tools

US codes: 013, 019, 021, 023, 024, 031, 034, 035

First use anywhere: Apr 30, 2019

First use in commerce: Apr 30, 2019

Class 012Vehicles & parts for locomotion

US codes: 019, 021, 023, 031, 035, 044

First use anywhere: Apr 30, 2019

First use in commerce: Apr 30, 2019

Vehicles; apparatus for locomotion by land, air or water.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Nov 30, 2003

First use in commerce: Nov 30, 2003

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

25 events

ASSIGNED TO LIE

Jul 21, 2026

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 21, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 21, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 17, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 07, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 07, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jul 07, 2026

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 07, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 07, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jul 07, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

SU - NON-FINAL ACTION - WRITTEN

Apr 30, 2026

SU - NON-FINAL ACTION - WRITTEN

NON-FINAL ACTION E-MAILED

Apr 30, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Apr 30, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Apr 08, 2026

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Apr 06, 2026

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS STATEMENT OF USE RECEIVED

Oct 10, 2025

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Oct 10, 2025

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jun 17, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Apr 22, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 22, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 16, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 25, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Mar 14, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 24, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 16, 2024

NEW APPLICATION ENTERED

LIQUIDPISTON

Get pre-filing clearance

Search 15M+ trademarks

Run a conflict check

Other Marks by LiquidPiston, Inc.

Other Marks by Lisa M. Tittemore

Resources

Company