CAEX
CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
07/24/2026
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Official data from USPTO
STUDOR ENGINEERED PRODUCTS
This trademark appears in the official USPTO history.
Even when the status is closed, the history helps calibrate risk, avoid repeating mistakes, and define a safe naming strategy.
CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9Type: CombinedOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
Case type
Application and registration
Recorded events
51
Latest update
08/17/2026
Trademark type
Combined
Nice classes
9, 11
Filing date
05/24/2004
Registration date
01/10/2006
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/24/2026
Last transaction
08/17/2026
Responsible office
United States Patent and Trademark Office
Status code
710
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
12/31/2004
First use in commerce
12/31/2004
Drawing code
3
Owner type
03
Owner location
COMPTON, CA, US
Examiner
FISHER, LATONIA
Law office
M40
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
WATERTITE PRODUCTS, INC.
STUDOR S.A.
STUDOR TRADING LIMITED
STUDOR, INC.
Representatives
David W. Grace Loeb & Loeb LLP
Technical classification
Nice Classes
Class 9Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
Positive air attenuators
Class 11
Air admittance valves for use in ventilating plumbing and sewer systems
Publications
History of USPTO decisions and trademark events.
51 publications found
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
01/10/2025
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
06/20/2024
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
10/13/2021
CORV
REVIEW OF CORRESPONDENCE COMPLETE - POWER OF ATTORNEY ENTERED
03/10/2020
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
03/02/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/02/2020
EWOR
TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED
03/02/2020
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/02/2020
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/02/2020
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
03/02/2020
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
08/28/2019
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
12/13/2017
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
01/11/2017
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/06/2016
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED
03/09/2016
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
03/09/2016
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/09/2016
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
03/09/2016
E89R
TEAS SECTION 8 & 9 RECEIVED
01/03/2016
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - MAILED
01/19/2012
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
01/19/2012
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
01/19/2012
E815
TEAS SECTION 8 & 15 RECEIVED
11/29/2011
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/08/2011
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/08/2011
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
08/17/2011
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
07/27/2011
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
04/22/2008
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
04/22/2008
R.PR
REGISTERED-PRINCIPAL REGISTER
01/10/2006
REGV
LAW OFFICE REGISTRATION REVIEW COMPLETED
12/01/2005
ALIE
ASSIGNED TO LIE
11/29/2005
ALIE
ASSIGNED TO LIE
11/18/2005
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
11/14/2005
SUPC
STATEMENT OF USE PROCESSING COMPLETE
10/26/2005
IUAF
USE AMENDMENT FILED
10/14/2005
EISU
TEAS STATEMENT OF USE RECEIVED
10/14/2005
NOAM
NOA MAILED - SOU REQUIRED FROM APPLICANT
09/20/2005
PUBO
PUBLISHED FOR OPPOSITION
06/28/2005
NPUB
NOTICE OF PUBLICATION
06/08/2005
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
03/16/2005
ALIE
ASSIGNED TO LIE
03/14/2005
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
03/09/2005
ACEC
AMENDMENT FROM APPLICANT ENTERED
03/01/2005
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
02/07/2005
PAPER RECEIVED
02/07/2005
CNRT
NON-FINAL ACTION MAILED
01/06/2005
CNRT
NON-FINAL ACTION WRITTEN
01/05/2005
DOCK
ASSIGNED TO EXAMINER
12/22/2004
NWAP
NEW APPLICATION ENTERED
06/07/2004
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