NURC
NOTICE OF UPDATED REGISTRATION CONFIRMATION EMAILED
02/17/2026
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Official data from USPTO
Z STEM
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Active USPTO registrationType: CombinedOffice: 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
49
Latest update
04/03/2026
Trademark type
Combined
Nice classes
7
Filing date
07/25/2024
Registration date
09/23/2025
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
09/23/2025
Last transaction
04/03/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
First use anywhere
05/08/2024
First use in commerce
07/08/2024
Drawing code
3
Owner type
99
Owner location
Guiyang City, CN
Examiner
SALTZMAN,DANIEL R
Current location
Historical data usage
Mark description
The mark consists of wording "Z STEM" in stylized font. The letter "Z" is larger than the wording "STEM" and has several horizontal lines on its stem. The "Z" appears in between the letters "T" and "E" in the wording "STEM".
Holders and representatives
Holders
G. F. (pessoa física)
Representatives
Amanda Hill
Technical classification
Nice Classes
Class 7
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
Camshafts for vehicle engines; Connecting rods for machinesmotors and engines; Crank shafts for vehicle engines; Crankcases for machinesmotors and engines; Cylinder heads for engines; Engine cylinders for land vehicles; Internal combustion engine partspiston rings; Piston rings; Pistons for engines; Vehicle engine partscrankcase breathers; Vehicle partscam covers
Publications
History of USPTO decisions and trademark events.
49 publications found
COC.
CORRECTION UNDER SECTION 7 - PROCESSED
01/29/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
01/26/2026
ES7R
TEAS SECTION 7 REQUEST RECEIVED
10/24/2025
CHPN
POST PUBLICATION AMENDMENT – NOT ENTERED
10/22/2025
APET
ASSIGNED TO PETITION STAFF
10/21/2025
NRCC
NOTICE OF REGISTRATION CONFIRMATION EMAILED
09/23/2025
R.PR
REGISTERED-PRINCIPAL REGISTER
09/23/2025
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
09/12/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/12/2025
EPPA
TEAS POST PUBLICATION AMENDMENT RECEIVED
09/12/2025
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
08/25/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
08/25/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/25/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/25/2025
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
08/05/2025
PUBO
PUBLISHED FOR OPPOSITION
08/05/2025
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
07/30/2025
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
06/26/2025
XAEC
EXAMINER'S AMENDMENT ENTERED
06/26/2025
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
06/26/2025
GNEA
EXAMINERS AMENDMENT E-MAILED
06/26/2025
CNEA
EXAMINERS AMENDMENT -WRITTEN
06/26/2025
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
06/21/2025
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
06/21/2025
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
06/21/2025
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
05/14/2025
GNRT
NON-FINAL ACTION E-MAILED
05/14/2025
CNRT
NON-FINAL ACTION WRITTEN
05/14/2025
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
05/13/2025
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/13/2025
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
05/13/2025
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
05/12/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/12/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
05/12/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
05/12/2025
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
03/06/2025
GNRT
NON-FINAL ACTION E-MAILED
03/06/2025
CNRT
NON-FINAL ACTION WRITTEN
03/06/2025
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
03/03/2025
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
03/02/2025
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
03/02/2025
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
02/24/2025
GNRT
NON-FINAL ACTION E-MAILED
02/24/2025
CNRT
NON-FINAL ACTION WRITTEN
02/24/2025
DOCK
ASSIGNED TO EXAMINER
02/13/2025
MDSM
NOTICE OF DESIGN SEARCH CODE E-MAILED
02/12/2025
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
02/12/2025
NWAP
NEW APPLICATION ENTERED
07/25/2024
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