NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
01/22/2026
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Official data from USPTO
CASTELLUM
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: US
Quick snapshot
CASTELLUM
ST13
US500000088752271Class
35, 36
Filing
88752271
Registration
6176682
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
42
Latest update
01/23/2026
Classification
Registered
Trademark type
Word
Nice classes
35, 36
Filing date
01/09/2020
Registration date
10/13/2020
Expiration date
-
Recommended action
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Next step
These are the details of the registration process. Even so, constant monitoring is what ensures peace of mind that your main asset remains protected.
Complete case details
Structured fields from the responsible authority and the official record.
Status date
01/22/2026
Last transaction
01/23/2026
Responsible office
United States Patent and Trademark Office
Status code
702
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
02/24/2020
First use in commerce
02/24/2020
Drawing code
4
Owner type
03
Owner location
Vienna, VA
Examiner
VAN DEN ABEELEN, DEREK C
Current location
Historical data usage
Holders and representatives
Holders
Castellum, Inc.
Castellum, Inc.
Castellum, Inc.
Representatives
Castellum, Inc.
Technical classification
Nice Classes
Class 35Class 36
Vienna Codes
No Vienna codes available.
Goods and services
Class 35
Business acquisition and merger consultationacquisition and merging of companies in the field of information technology and cybersecurity
Class 36
Providing investment funding servicesfinancial consulting services in the field of acquisition and merging of technology companiesall in the field of information technology and cybersecurity
Publications
History of USPTO decisions and trademark events.
42 publications found
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
01/22/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
01/22/2026
E815
TEAS SECTION 8 & 15 RECEIVED
10/17/2025
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
10/13/2025
R.PR
REGISTERED-PRINCIPAL REGISTER
10/13/2020
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
09/08/2020
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
09/05/2020
SUPC
STATEMENT OF USE PROCESSING COMPLETE
09/05/2020
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
09/04/2020
IUAF
USE AMENDMENT FILED
08/20/2020
EISU
TEAS STATEMENT OF USE RECEIVED
08/20/2020
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
08/11/2020
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
06/16/2020
PUBO
PUBLISHED FOR OPPOSITION
06/16/2020
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
05/27/2020
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
05/14/2020
XAEC
EXAMINER'S AMENDMENT ENTERED
05/14/2020
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
05/14/2020
GNEA
EXAMINERS AMENDMENT E-MAILED
05/14/2020
CNEA
EXAMINERS AMENDMENT -WRITTEN
05/14/2020
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
05/14/2020
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/14/2020
ALIE
ASSIGNED TO LIE
05/13/2020
ALIE
ASSIGNED TO LIE
05/12/2020
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
05/07/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/07/2020
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
05/07/2020
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
05/07/2020
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
05/07/2020
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
05/07/2020
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
04/30/2020
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
04/30/2020
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
04/30/2020
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
03/29/2020
GNRT
NON-FINAL ACTION E-MAILED
03/29/2020
CNRT
NON-FINAL ACTION WRITTEN
03/29/2020
DOCK
ASSIGNED TO EXAMINER
03/28/2020
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/05/2020
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/05/2020
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
01/13/2020
NWAP
NEW APPLICATION ENTERED
01/13/2020
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