EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
02/26/2026
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Official data from USPTO
MICROSTEIN
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Active USPTO registrationType: WordOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
30
Latest update
02/28/2026
Trademark type
Word
Nice classes
1
Filing date
05/06/2023
Registration date
05/06/2025
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
05/06/2025
Last transaction
02/28/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
12/17/2020
First use in commerce
12/17/2020
Drawing code
4
Owner type
03
Owner location
Wilmington, DE, US
Examiner
CHOSID, ROBIN S
Law office
L20
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
Kemco Scientific Inc.
Representatives
Jasmine B. Gratton LegalForce RAPC Worldwide, P.C.
Technical classification
Nice Classes
Class 1
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Chemicals for use in purification of water; Chemicals for the treatment of water and wastewater; Chemicals for use in desalination of water and water reclamation; Chemical preparations for use in soil remediationdrinking water treatmentmunicipal and industrial wastewater treatment; Chemicals for the treatment of cooling waterboiler and domestic drinking water systems; Chemicals for use in industry; Chemical preparations for cleaning and purification purposes in the food and food processing industries; Chemical additives for drilling muds; mineral productssilica dioxide for use as proppants in the oil and gas industry; chemicals for the treatment of irrigation water; chemical preparations containing fertilizers for use in agriculturehorticultureturfgrass; reagents for the processingseparationisolationenrichmentdepletiondetectionscreeningcultivationanalysis and counting of materialin particular of chemicals and biological materialall for scientific or research purposes and not for medical or veterinary purposes; buffer solutions and reagents for use with laboratory apparatusseparation apparatus and analysis apparatusfor scientific or research purposesnot for medical or veterinary purposes; chemical additivesenzymesreagentsorganisms and proteins for use in scienceresearch and industrynot for medical or veterinary purposes
Publications
History of USPTO decisions and trademark events.
30 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/26/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/26/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/26/2026
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
12/30/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
12/30/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/30/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/30/2025
NRCC
NOTICE OF REGISTRATION CONFIRMATION EMAILED
05/06/2025
R.PR
REGISTERED-PRINCIPAL REGISTER
05/06/2025
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
04/11/2025
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
04/11/2025
SUPC
STATEMENT OF USE PROCESSING COMPLETE
02/16/2025
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
02/16/2025
IUAF
USE AMENDMENT FILED
12/04/2024
EISU
TEAS STATEMENT OF USE RECEIVED
12/04/2024
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
06/04/2024
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
04/09/2024
PUBO
PUBLISHED FOR OPPOSITION
04/09/2024
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
03/20/2024
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
02/29/2024
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
02/26/2024
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
02/26/2024
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
02/26/2024
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
02/18/2024
GNRT
NON-FINAL ACTION E-MAILED
02/18/2024
CNRT
NON-FINAL ACTION WRITTEN
02/18/2024
DOCK
ASSIGNED TO EXAMINER
01/31/2024
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
06/05/2023
NWAP
NEW APPLICATION ENTERED
05/10/2023
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