Who owns the CITADEL trademark?

The CITADEL trademark is owned by Amazon Technologies, Inc..

What class is the CITADEL trademark registered in?

The CITADEL trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for CITADEL?

The USPTO serial number for CITADEL is 97789699.

What is the registration number for CITADEL?

CITADEL is registered under USPTO registration number 7950570.

CITADEL - Owned by Amazon Technologies, Inc. - (Class 009)

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 009Electronics, software & scientific instruments

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

First use anywhere: Apr 27, 2023

First use in commerce: Apr 27, 2023

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.

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

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlyTrademark

Status History

32 events

REGISTERED-PRINCIPAL REGISTER

Sep 16, 2025

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 16, 2025

Code NRCC

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Aug 25, 2025

Code CNPR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Aug 25, 2025

Code SUNA

STATEMENT OF USE PROCESSING COMPLETE

Aug 12, 2025

Code SUPC

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Aug 08, 2025

Code AITU

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

Jan 17, 2025

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 17, 2025

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 17, 2025

Code TCCA

USE AMENDMENT FILED

Nov 04, 2024

Code IUAF

TEAS STATEMENT OF USE RECEIVED

Nov 04, 2024

Code EISU

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Oct 29, 2024

Code NOAM

EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED

Sep 22, 2024

Code ETOP

EXTENSION OF TIME TO OPPOSE RECEIVED

Jun 10, 2024

Code ETOF

PUBLISHED FOR OPPOSITION

May 14, 2024

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 14, 2024

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 24, 2024

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 09, 2024

Code CNSA

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Apr 09, 2024

Code ZZZX

EXAMINERS AMENDMENT -WRITTEN

Apr 09, 2024

Code CNEA

EXAMINERS AMENDMENT E-MAILED

Apr 09, 2024

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Apr 09, 2024

Code GNEN

EXAMINER'S AMENDMENT ENTERED

Apr 09, 2024

Code XAEC

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 09, 2024

Code CNSA

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Feb 05, 2024

Code XELR

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Feb 05, 2024

Code XELG

PRIORITY ACTION WRITTEN

Nov 04, 2023

Code CPRA

PRIORITY ACTION E-MAILED

Nov 04, 2023

Code GPRA

NOTIFICATION OF PRIORITY ACTION E-MAILED

Nov 04, 2023

Code GPRN

ASSIGNED TO EXAMINER

Oct 25, 2023

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 01, 2023

Code NWOS

NEW APPLICATION ENTERED

Feb 14, 2023

Code NWAP

Other Marks by Amazon Technologies, Inc.

Additional USPTO filings from the same owner.

PAR

PARTYROCK

98979079

Amazon Technologies, Inc.

REGISTERED

SHO

SHOPPING COURT

99220829

Amazon Technologies, Inc.

REGISTERED

AMA

AMAZON BEDROCK AGENTCORE

99286279

Amazon Technologies, Inc.

REGISTERED

AMA

AMAZON WEB SERVICES

87595847

Amazon Technologies, Inc.

REGISTERED

Other Marks in Class 009 — Electronics, software & scientific instruments

Recently filed and registered marks in the same international class.

CIT

CITADEL

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CIT

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CIT

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WORKWELL TECHNOLOGIES, INC.

REGISTERED

Other Marks by Lindsay R. Kaplan

Additional USPTO filings handled by the same attorney of record.

SHO

SHOPPING COURT

99220829

REGISTERED

MAR

MARRIOTT BONVOY

97519977

REGISTERED

INT

INTENSITY

86404566

REGISTERED

STO

STOCKX

86805420

REGISTERED

CITADEL

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by Amazon Technologies, Inc.

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Lindsay R. Kaplan

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