NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
02/26/2026
Back to search
Official data from USPTO
CHALLENGE AIR
Did you know this trademark is already registered in United States?
Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.
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
27
Latest update
03/17/2026
Trademark type
Combined
Nice classes
7
Filing date
05/14/1984
Registration date
06/04/1985
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
02/26/2026
Last transaction
03/17/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
1984-02-00
First use in commerce
1984-02-00
Drawing code
5
Owner type
03
Owner location
St. Louis, MO, US
Examiner
HAMILTON, MICHAEL
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
Curtis-Toledo, Inc.
Representatives
Colleen Flynn Goss Lippes Mathias LLP
Technical classification
Nice Classes
Class 7
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
Compressors and Compressed Air Tanks Sold as a Unit
Publications
History of USPTO decisions and trademark events.
27 publications found
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
02/26/2026
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
02/26/2026
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
02/23/2026
E89R
TEAS SECTION 8 & 9 RECEIVED
11/25/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
06/04/2024
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
09/24/2015
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
09/24/2015
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
09/24/2015
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
09/24/2015
E89R
TEAS SECTION 8 & 9 RECEIVED
08/26/2015
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/09/2009
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
04/01/2005
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
04/01/2005
PLGL
ASSIGNED TO PARALEGAL
04/01/2005
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
02/23/2005
E89R
TEAS SECTION 8 & 9 RECEIVED
02/23/2005
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
09/23/1991
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
06/03/1991
R.PR
REGISTERED-PRINCIPAL REGISTER
06/04/1985
PUBO
PUBLISHED FOR OPPOSITION
03/26/1985
NPUB
NOTICE OF PUBLICATION
03/13/1985
NPUB
NOTICE OF PUBLICATION
02/17/1985
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
01/17/1985
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/07/1985
CNRT
NON-FINAL ACTION MAILED
12/14/1984
DOCK
ASSIGNED TO EXAMINER
11/17/1984
Continuous trademark protection
Get notified about every new filing that threatens CHALLENGE AIR or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.