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Serial Number

88274812

Owner

SiFive, Inc.

Attorney

CHRISTINE B. REDFIELD

First Use Date

Mar 9, 2018

Filing Date

Jan 24, 2019

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HIFIVE Trademark

Serial Number: 88274812 • Registration: 8392733

HIFIVE is a trademark filed by SiFive, Inc. on January 24, 2019. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Owner Contact Info

SiFive, Inc. (18 trademarks)

300 Brannan Street, Suite 403
San Francisco, CA 94107

Entity Type: 03

Legal Representation

Attorney of Record

CHRISTINE B. REDFIELD

17 trademarks filed View all →

Correspondence Address

CHRISTINE B. REDFIELD Redfield IP PC

50 Woodside Plaza No. 107

Redwood City, CA 94061

United States

Trademark Details

Filing Date

January 24, 2019

Registration Date

August 11, 2026

First Use Anywhere

March 9, 2018

First Use in Commerce

March 9, 2018

Published for Opposition

August 13, 2024

Goods & Services

Printed circuit boards; user-configurable circuit boards; semiconductor chips; integrated circuits; integrated circuits embedded with operating system software; microprocessors; micro controllers; publications, namely, instruction manuals, user guides, installation guides, product datasheets in the fields of computers and electronics

Filing History

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 11, 2026 NRCC

REGISTERED-PRINCIPAL REGISTER

Aug 11, 2026 R.PR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jul 20, 2026 SUNA

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jul 20, 2026 CNPR

STATEMENT OF USE PROCESSING COMPLETE

Jun 30, 2026 SUPC

STATEMENT OF USE PROCESSING COMPLETE

Jun 30, 2026 SUPC

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Jun 30, 2026 AITU

USE AMENDMENT FILED

Apr 3, 2026 IUAF

USE AMENDMENT FILED

Apr 3, 2026 IUAF

TEAS STATEMENT OF USE RECEIVED

Apr 3, 2026 EISU

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 28, 2025 EXRA

SOU EXTENSION 2 GRANTED

Sep 27, 2025 EX2G

SOU EXTENSION 2 FILED

Sep 27, 2025 EXT2

SOU TEAS EXTENSION RECEIVED

Sep 27, 2025 EEXT

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Mar 14, 2025 EXRA

SOU EXTENSION 1 GRANTED

Mar 14, 2025 EX1G

SOU EXTENSION 1 FILED

Mar 14, 2025 EXT1

SOU TEAS EXTENSION RECEIVED

Mar 13, 2025 EEXT

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Oct 8, 2024 NOAM

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 13, 2024 NPUB

PUBLISHED FOR OPPOSITION

Aug 13, 2024 PUBO

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 24, 2024 NONP

EXPARTE APPEAL TERMINATED

Jul 9, 2024 EXPT

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 9, 2024 CNSA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 17, 2024 TEME

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 17, 2024 CRFA

ASSIGNED TO LIE

Jun 17, 2024 ALIE

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Mar 28, 2024 ERFR

EX PARTE APPEAL-INSTITUTED

Mar 28, 2024 EXPI

JURISDICTION RESTORED TO EXAMINING ATTORNEY

Mar 28, 2024 JURT

EXPARTE APPEAL RECEIVED AT TTAB

Mar 28, 2024 EXAF

NOTIFICATION OF FINAL REFUSAL EMAILED

Mar 5, 2024 GNFN

FINAL REFUSAL E-MAILED

Mar 5, 2024 GNFR

FINAL REFUSAL WRITTEN

Mar 5, 2024 CNFR

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

Feb 9, 2024 RCCK

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 6, 2024 TCCA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 6, 2024 ARAA

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

Feb 6, 2024 REAP

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Feb 6, 2024 CHAN

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Feb 6, 2024 COAR