Who owns the 1OF trademark?

The 1OF trademark is owned by BEIJING SILICONFLOW TECHNOLOGY CO., LTD.

What class is the 1OF trademark registered in?

The 1OF trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for 1OF?

The USPTO serial number for 1OF is 88553289.

What is the registration number for 1OF?

1OF is registered under USPTO registration number 5990547.

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1OF

USPTO Trademark Record

REGISTERED

1OF

SN 88553289·Reg 5990547·Filed Jul 31, 2019

Owner BEIJING SILICONFLOW TECHNOLOGY CO., LTD

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.

1OF (Serial No. 88553289), Registration No. 5990547, is a registered US trademark filed on Jul 31, 2019 by BEIJING SILICONFLOW TECHNOLOGY CO., LTD. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: February 18, 2030

Mark Intelligence

1OF (Reg. #5990547) is a registered US trademark that has been protecting its owner, BEIJING SILICONFLOW TECHNOLOGY CO., LTD, since 2019. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 31, 2019

SERIAL

88553289

REG#

5990547

REGISTERED

Feb 18, 2020

Filing Information

StatusREGISTERED

Filing DateJul 31, 2019

Serial Number88553289

Registration No.5990547

Registration DateFeb 18, 2020

Status DateOct 07, 2026

Published for OppositionDec 03, 2019

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 Accepted

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jan 01, 2018

First use in commerce: Jan 01, 2018

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

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Status History

14 events

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Oct 07, 2026

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Oct 07, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 05, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Sep 16, 2026

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

TEAS SECTION 8 RECEIVED

Aug 18, 2026

TEAS SECTION 8 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Feb 18, 2025

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Feb 18, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Dec 03, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 03, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 13, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 29, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Oct 28, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 14, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Aug 03, 2019

NEW APPLICATION ENTERED

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