Who owns the KORRO BIO trademark?

The KORRO BIO trademark is owned by Korro Bio, Inc..

What class is the KORRO BIO trademark registered in?

The KORRO BIO trademark is registered in Class 040 (Treatment & processing of materials).

What is the serial number for KORRO BIO?

The USPTO serial number for KORRO BIO is 97493218.

What is the registration number for KORRO BIO?

KORRO BIO is registered under USPTO registration number 0.

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Home Search: KORRO BIOKORRO BIO #97493218

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Updated Sep 20, 2026·36 searches this week

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KOR

USPTO Trademark Record

PENDING

KORRO BIO

SN 97493218·Reg 0·Filed Jul 07, 2022

Owner Korro Bio, Inc.

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

KORRO BIO (Serial No. 97493218), Registration No. 0, is a pending US trademark filed on Jul 07, 2022 by Korro Bio, Inc.. This trademark covers Class 040 (Treatment & processing of materials).

Statement of Use due: January 02, 2027104 days remaining

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Full conflict analysis for KORRO BIO (SN 97493218) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

KORRO BIO (Reg. #0) is a pending US trademark that was filed in 2022 and is currently under USPTO examination. The mark covers Class 040 (Treatment & processing of materials). Goods and services include Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food a.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 07, 2022

SERIAL

97493218

REG#

REGISTERED

Dec 31, 1969

Filing Information

StatusPENDING

Filing DateJul 07, 2022

Serial Number97493218

Registration No.0

Registration DateDec 31, 1969

Status DateMay 19, 2026

Published for OppositionNov 07, 2023

Filing Basis & Declarations

Standard Characters Claimed

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

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

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Status History

57 events

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

May 20, 2026

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 5 GRANTED

May 19, 2026

SOU EXTENSION 5 GRANTED

SOU TEAS EXTENSION RECEIVED

May 18, 2026

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 5 FILED

May 17, 2026

SOU EXTENSION 5 FILED

SOU EXTENSION 4 GRANTED

Dec 30, 2025

SOU EXTENSION 4 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Dec 30, 2025

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Dec 22, 2025

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 4 FILED

Dec 21, 2025

SOU EXTENSION 4 FILED

DIVISIONAL PROCESSING COMPLETE

Jul 09, 2025

DIVISIONAL PROCESSING COMPLETE

SOU EXTENSION 3 GRANTED

Jul 09, 2025

SOU EXTENSION 3 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jul 09, 2025

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

TEAS STATEMENT OF USE RECEIVED

Jun 24, 2025

TEAS STATEMENT OF USE RECEIVED

SOU TEAS EXTENSION RECEIVED

Jun 24, 2025

SOU TEAS EXTENSION RECEIVED

TEAS REQUEST TO DIVIDE RECEIVED

Jun 24, 2025

TEAS REQUEST TO DIVIDE RECEIVED

DIVISIONAL REQUEST RECEIVED

Jun 24, 2025

DIVISIONAL REQUEST RECEIVED

SOU EXTENSION 3 FILED

Jun 23, 2025

SOU EXTENSION 3 FILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 03, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Apr 03, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 03, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jan 25, 2025

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 2 GRANTED

Jan 24, 2025

SOU EXTENSION 2 GRANTED

TEAS PETITION TO REVIVE RECEIVED

Jan 07, 2025

TEAS PETITION TO REVIVE RECEIVED

PETITION TO REVIVE-GRANTED

Jan 07, 2025

PETITION TO REVIVE-GRANTED

NOTICE OF REVIVAL - E-MAILED

Jan 07, 2025

NOTICE OF REVIVAL - E-MAILED

SOU EXTENSION RECEIVED WITH TEAS PETITION

Jan 07, 2025

SOU EXTENSION RECEIVED WITH TEAS PETITION

SOU EXTENSION 2 FILED

Jan 02, 2025

SOU EXTENSION 2 FILED

DIVISIONAL PROCESSING COMPLETE

Aug 20, 2024

DIVISIONAL PROCESSING COMPLETE

CORRECTED NOA E-MAILED

Aug 20, 2024

CORRECTED NOA E-MAILED

DIVISIONAL REQUEST RECEIVED

Aug 08, 2024

DIVISIONAL REQUEST RECEIVED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Aug 02, 2024

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS REQUEST TO DIVIDE RECEIVED

Jun 13, 2024

TEAS REQUEST TO DIVIDE RECEIVED

SOU TEAS EXTENSION RECEIVED

Jun 11, 2024

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

Jun 11, 2024

SOU EXTENSION 1 FILED

SOU EXTENSION 1 GRANTED

Jun 11, 2024

SOU EXTENSION 1 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jun 11, 2024

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jan 02, 2024

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Nov 07, 2023

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 07, 2023

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 18, 2023

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 30, 2023

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 29, 2023

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 29, 2023

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 29, 2023

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Aug 28, 2023

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Aug 28, 2023

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

NON-FINAL ACTION WRITTEN

May 31, 2023

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

May 31, 2023

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

May 31, 2023

NOTIFICATION OF NON-FINAL ACTION E-MAILED

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

May 25, 2023

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

May 25, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 25, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

PREVIOUS ALLOWANCE COUNT WITHDRAWN

May 15, 2023

PREVIOUS ALLOWANCE COUNT WITHDRAWN

WITHDRAWN FROM PUB - OG REVIEW QUERY

May 09, 2023

WITHDRAWN FROM PUB - OG REVIEW QUERY

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 27, 2023

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Apr 20, 2023

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 26, 2022

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 11, 2022

NEW APPLICATION ENTERED

Other Marks by Korro Bio, Inc.

Additional USPTO filings from the same owner.

KRR

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98365999

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Korro Bio, Inc.

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97978738

Korro Bio, Inc.

REGISTERED

OPE

OPERA

90171690

Korro Bio, Inc.

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