E815
TEAS SECTION 8 & 15 RECEIVED
05/20/2026
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Official data from USPTO
TERRAPOWER ISOTOPES
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
TERRAPOWER ISOTOPES
ST13
US500000088256845Class
5, 42
Filing
88256845
Registration
6114363
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
43
Latest update
05/21/2026
Trademark type
Word
Nice classes
5, 42
Filing date
01/10/2019
Registration date
07/28/2020
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/28/2020
Last transaction
05/21/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
02/06/2020
First use in commerce
02/06/2020
Drawing code
4
Owner type
16
Owner location
BELLEVUE, WA, US
Examiner
SABLE, ERIC
Law office
M80
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
TERRAPOWER ISOTOPES, LLC
TerraPower, LLC
Representatives
Danielle I. Mattessich Merchant & Gould P.C.
Technical classification
Nice Classes
Class 5Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 5
Radioisotopes for medical purposes; Diagnostic and therapeutic radioisotopes and radiochemicals for medical purposes
Class 42
Scientific research and development of radioisotopes suitable for diagnostic and therapeutic medical use; scientific research and development of new procedures and experiments for the discoveryidentification or improvement of radioisotopes for medical use; scientific laboratory services; engineering services in the field of radioisotopes suitable for diagnostic and therapeutic and medical use; Scientific research and development of radioisotopes suitable for radiopharmaceuticals; scientific research and development of new procedures and experiments for the discoveryidentification or improvement of radioisotopes for radiopharmaceuticals; scientific research and development and engineering services in the field of radioisotopesradioisotope generatorslinkers suitable for radiopharmaceuticals; scientific research and development in the isolation and capture of radioisotopes suitable for radiopharmaceuticals
Publications
History of USPTO decisions and trademark events.
43 publications found
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
11/26/2025
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
07/28/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
01/25/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/25/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/25/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/25/2022
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
01/25/2022
R.PR
REGISTERED-PRINCIPAL REGISTER
07/28/2020
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
06/24/2020
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
06/23/2020
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
05/28/2020
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/27/2020
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
05/27/2020
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
04/24/2020
GNRT
NON-FINAL ACTION E-MAILED
04/24/2020
CNRT
SU - NON-FINAL ACTION - WRITTEN
04/24/2020
SUPC
STATEMENT OF USE PROCESSING COMPLETE
04/03/2020
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
04/03/2020
IUAF
USE AMENDMENT FILED
03/17/2020
EISU
TEAS STATEMENT OF USE RECEIVED
03/17/2020
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
09/24/2019
CHPB
POST PUBLICATION AMENDMENT - ENTERED
09/20/2019
APET
ASSIGNED TO PETITION STAFF
09/18/2019
EPPA
TEAS POST PUBLICATION AMENDMENT RECEIVED
08/26/2019
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
07/30/2019
PUBO
PUBLISHED FOR OPPOSITION
07/30/2019
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
07/10/2019
ALIE
ASSIGNED TO LIE
06/21/2019
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
06/14/2019
XAEC
EXAMINER'S AMENDMENT ENTERED
06/14/2019
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
06/14/2019
GNEA
EXAMINERS AMENDMENT E-MAILED
06/14/2019
CNEA
EXAMINERS AMENDMENT -WRITTEN
06/14/2019
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
06/12/2019
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
06/11/2019
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
06/11/2019
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
04/02/2019
GNRT
NON-FINAL ACTION E-MAILED
04/02/2019
CNRT
NON-FINAL ACTION WRITTEN
04/02/2019
DOCK
ASSIGNED TO EXAMINER
03/26/2019
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
01/31/2019
NWAP
NEW APPLICATION ENTERED
01/14/2019
Continuous trademark protection
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