Who owns the STABLEPROTOCOL trademark?

The STABLEPROTOCOL trademark is owned by StableProtocol LLC.

What is the serial number for STABLEPROTOCOL?

The USPTO serial number for STABLEPROTOCOL is 99436861.

What is the registration number for STABLEPROTOCOL?

STABLEPROTOCOL is registered under USPTO registration number 0.

STA

USPTO Trademark Record

PENDING

STABLEPROTOCOL

Q: What class is the STABLEPROTOCOL trademark registered in?

The STABLEPROTOCOL trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 036 (Insurance, financial & real estate services), Class 042 (Scientific, technology & SaaS services).

SN 99436861·Reg 0·Filed Oct 10, 2025

Owner StableProtocol LLC

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.; Financial, monetary and banking services; insurance services; real estate services.; 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.

STABLEPROTOCOL (Serial No. 99436861), Registration No. 0, is a pending US trademark filed on Oct 10, 2025 by StableProtocol LLC. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 036 (Insurance, financial & real estate services), Class 042 (Scientific, technology & SaaS services).

Mark Intelligence

STABLEPROTOCOL (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. The mark covers Class 009 (Electronics, software & scientific instruments), Class 036 (Insurance, financial & real estate services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 10, 2025

SERIAL

99436861

REG#

REGISTERED

Dec 31, 1969

Owner

Applicant

StableProtocol LLC

Entity

LLC

State

Address

16192 Coastal Highway, Lewes, DE, 19958

Country

Attorney

NameM. Scott Alprin

Law firm

M. Scott Alprin Alprin Law Offices, P.C.

Docket

0442002A

Address

5 Pinehurst Circle, N.W., Washington, DC 20015, United States

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Filing Information

StatusPENDING

Filing DateOct 10, 2025

Serial Number99436861

Registration No.0

Registration DateDec 31, 1969

Status DateJul 14, 2026

Published for OppositionJul 14, 2026

Mark TypeStandard characters

Attorney Docket0442002A

Status DescriptionLive and pending, published for opposition

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

Class 036Insurance, financial & real estate services

US codes: 100, 101, 102

Financial, monetary and banking services; insurance services; real estate services.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

15 events

PUBLISHED FOR OPPOSITION

Jul 14, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 14, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 08, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Jun 15, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jun 15, 2026

EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jun 15, 2026

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 15, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jun 15, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

NON-FINAL ACTION WRITTEN

Feb 28, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Feb 28, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Feb 28, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Feb 27, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 13, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Oct 10, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Oct 10, 2025

APPLICATION FILING RECEIPT MAILED

STABLEPROTOCOL

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