EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
10/30/2025
Back to search
Official data from USPTO
AETHALOMETER
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: 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
35
Latest update
11/05/2025
Trademark type
Word
Nice classes
9
Filing date
08/03/1999
Registration date
11/21/2000
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
01/18/2020
Last transaction
11/05/2025
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
12/30/1988
First use in commerce
12/30/1988
Drawing code
1
Owner type
03
Owner location
Berkeley, CA
Examiner
CROSS,TRACY L
Law office
L30
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
M. C. (pessoa física)
Hansen, Anthony D.A.
Representatives
Gregory N. Owen OWEN, WICKERSHAM & ERICKSON, P.C.
Technical classification
Nice Classes
Class 9
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
Scientific apparatussuspended particle analyzers for analyzing particulate pollution suspended in air
Publications
History of USPTO decisions and trademark events.
35 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
10/30/2025
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/30/2025
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/30/2025
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
10/30/2025
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
10/30/2025
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
01/18/2020
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
01/18/2020
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
01/18/2020
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
01/18/2020
WOAG
WITHDRAWAL OF ATTORNEY GRANTED
01/07/2020
WOAR
TEAS WITHDRAWAL OF ATTORNEY RECEIVED
01/07/2020
E89R
TEAS SECTION 8 & 9 RECEIVED
12/03/2019
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
11/21/2019
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
03/25/2015
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
10/21/2010
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
10/21/2010
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
05/14/2010
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
05/14/2010
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
05/12/2010
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
03/15/2010
PAPER RECEIVED
03/15/2010
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
06/25/2008
CFIT
CASE FILE IN TICRS
08/02/2006
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
02/17/2006
PLGL
ASSIGNED TO PARALEGAL
02/17/2006
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
01/23/2006
PAPER RECEIVED
01/23/2006
R.PR
REGISTERED-PRINCIPAL REGISTER
11/21/2000
PUBO
PUBLISHED FOR OPPOSITION
08/29/2000
NPUB
NOTICE OF PUBLICATION
07/28/2000
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
07/06/2000
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/26/2000
CNRT
NON-FINAL ACTION MAILED
12/01/1999
DOCK
ASSIGNED TO EXAMINER
11/19/1999
Continuous trademark protection
Get notified about every new filing that threatens AETHALOMETER or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.