Who owns the MATTERFLOW trademark?

The MATTERFLOW trademark is owned by Matterflow LLC.

What class is the MATTERFLOW trademark registered in?

The MATTERFLOW trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for MATTERFLOW?

The USPTO serial number for MATTERFLOW is 99377690.

What is the registration number for MATTERFLOW?

MATTERFLOW is registered under USPTO registration number 8536163.

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Updated Nov 3, 2026·21 searches this week

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Section 8 declaration window

November 03, 2032

2191 days remaining

MAT

MATTERFLOW

REGISTERED

Serial: 99377690
Reg: 8536163
Filed: Sep 05, 2025
Owner: Matterflow LLC

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.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Nov 01, 2025

First use in commerce: Nov 01, 2025

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

Status History

15 events

REGISTERED-PRINCIPAL REGISTER

Nov 03, 2026

Code R.PR

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Oct 15, 2026

Code CNPR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Oct 15, 2026

Code SUNA

STATEMENT OF USE PROCESSING COMPLETE

Oct 14, 2026

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Sep 29, 2026

Code EISU

USE AMENDMENT FILED

Sep 29, 2026

Code IUAF

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Apr 21, 2026

Code NOAM

PUBLISHED FOR OPPOSITION

Feb 24, 2026

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 24, 2026

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 18, 2026

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 02, 2026

Code CNSA

ASSIGNED TO EXAMINER

Jan 27, 2026

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 26, 2026

Code NWOS

NEW APPLICATION ENTERED

Sep 05, 2025

Code NWAP

APPLICATION FILING RECEIPT MAILED

Sep 05, 2025

Code MAFR

MATTERFLOW

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