CAEX
CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
07/31/2026
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Official data from USPTO
MAKE YOUR MOVE
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: WordOffice: United States
Quick snapshot
MAKE YOUR MOVE
ST13
US500000078976182Class
3, 4, 7, 11
Filing
78976182
Registration
3046219
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
55
Latest update
07/31/2026
Trademark type
Word
Nice classes
3, 4, 7, 11
Filing date
10/01/2004
Registration date
01/17/2006
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/31/2026
Last transaction
07/31/2026
Responsible office
United States Patent and Trademark Office
Status code
710
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
10/25/2004
First use in commerce
10/25/2004
Drawing code
4
Owner type
03
Owner location
Riverside, CA, US
Examiner
HELFMAN, JUDITH MICHELLE
Law office
M50
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
K & N Engineering, Inc.
Representatives
Hani Z. Sayed Rutan & Tucker, LLP
Technical classification
Nice Classes
Class 3Class 4Class 7Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 3
AIR FILTER CLEANERS AND DEGREASERS
Class 4
AIR FILTER OIL AND GREASE
Class 7
Air filters for motors and engines; air filter replacement elements for motors and engines; air filtration systems for stationary enginesair cleaner assemblies comprised of air filtersboltsscrewsbracketscoversscreens for motor and engines; pre-cleaner air filter assemblies comprised of air filtersboltsscrewsbracketscoversscreens; air cleaner vent breather assembliescomprised of air filtersboltsscrewsbracketscoversscreens; air cleaner to carburetor adaptors; air cleaner and valve cover vent tube adaptor kits comprised of vent tubescrewsnuts and gasket; carburetor plenum chambers; air filter performance kits comprised of an air filterintake tubemounting brackets for engines; and hardware fuel injection kits comprised of air filterstubing and brackets for engines; parts and accessories for land and marine vehicles and aircraftair filters; replacement parts for air cleaner assemblies; air cleaner/flame arrestor assemblies; pre-cleaner air filter assemblies for industrial air filtering units; air cleaner and valve cover vent tube adaptor kits comprised of vent tubescrewsnuts and gasket; carburetor velocity stacks; carburetor recalibration kits comprised of air filtersjetsneedlesclips washersspringsscrews and drills; fuel filters; fuel line "T" junctions; parts and accessories for ventilating unitsair filter padsair cleaner assembliespre-cleaner air filter assemblies for industrial air filtering units; air filter replacement elements for industrial air filtering units
Class 11
Ventilating unitsair conditioning units; air cleaner vent breather assembliescomprised of air filtersboltsscrewsbracketscoversscreens
Publications
History of USPTO decisions and trademark events.
55 publications found
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
01/17/2025
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
05/17/2023
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
04/26/2023
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
04/19/2023
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
02/22/2023
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
03/26/2016
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
03/26/2016
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
03/26/2016
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
03/26/2016
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
03/15/2016
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
03/15/2016
E89R
TEAS SECTION 8 & 9 RECEIVED
01/19/2016
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/02/2015
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
07/16/2014
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
07/08/2013
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
07/08/2013
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
08/11/2012
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
08/11/2012
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
07/28/2012
E815
TEAS SECTION 8 & 15 RECEIVED
07/16/2012
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/12/2009
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/12/2009
R.PR
REGISTERED-PRINCIPAL REGISTER
01/17/2006
PUBO
PUBLISHED FOR OPPOSITION
10/25/2005
NPUB
NOTICE OF PUBLICATION
10/05/2005
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
07/11/2005
ALIE
ASSIGNED TO LIE
07/08/2005
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
07/07/2005
ACEC
AMENDMENT FROM APPLICANT ENTERED
07/07/2005
DPCC
DIVISIONAL PROCESSING COMPLETE
06/08/2005
XAEC
EXAMINER'S AMENDMENT ENTERED
05/31/2005
DRRR
DIVISIONAL REQUEST RECEIVED
05/26/2005
PAPER RECEIVED
05/26/2005
IUAA
USE AMENDMENT ACCEPTED
05/25/2005
AUPC
AMENDMENT TO USE PROCESSING COMPLETE
05/25/2005
IUAF
USE AMENDMENT FILED
05/23/2005
EAAU
TEAS AMENDMENT OF USE RECEIVED
05/23/2005
XAEC
EXAMINER'S AMENDMENT ENTERED
05/23/2005
GNEA
EXAMINERS AMENDMENT E-MAILED
05/20/2005
CNEA
EXAMINERS AMENDMENT -WRITTEN
05/20/2005
XAEC
EXAMINER'S AMENDMENT ENTERED
05/20/2005
XAEC
EXAMINER'S AMENDMENT ENTERED
05/19/2005
GNEA
EXAMINERS AMENDMENT E-MAILED
05/17/2005
CNEA
EXAMINERS AMENDMENT -WRITTEN
05/17/2005
GEAP
EXAMINER'S AMENDMENT/PRIORITY ACTION E-MAILED
05/16/2005
CPEA
EXAMINERS AMENDMENT AND/OR PRIORITY ACTION - COMPLETED
05/16/2005
DOCK
ASSIGNED TO EXAMINER
05/04/2005
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
02/01/2005
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
01/06/2005
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
12/29/2004
PARI
TEAS VOLUNTARY AMENDMENT RECEIVED
12/29/2004
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
12/29/2004
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
12/29/2004
NWAP
NEW APPLICATION ENTERED
10/08/2004
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