EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
01/30/2026
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Official data from USPTO
ARENA PHARMACEUTICALS
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
ARENA PHARMACEUTICALS
ST13
US500000075634429Class
42
Filing
75634429
Registration
2328918
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
48
Latest update
02/01/2026
Trademark type
Word
Nice classes
42
Filing date
02/05/1999
Registration date
03/14/2000
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
01/24/2020
Last transaction
02/01/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
1997-02-00
First use in commerce
1997-04-00
Drawing code
1
Owner type
03
Owner location
New York, NY
Examiner
LAWRENCE, SUSAN KASTRINER
Law office
M40
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
Arena Pharmaceuticals, Inc.
Arena Pharmaceuticals, Inc.
Representatives
Andrea Christensen
Technical classification
Nice Classes
Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 42
LABORATORY RESEARCHSCREENINGEVALUATIONDEVELOPMENT AND CLINICAL TESTING OF THERAPEUTIC COMPOUNDS
Publications
History of USPTO decisions and trademark events.
48 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/30/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/30/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/30/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
04/26/2023
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
04/26/2023
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
04/26/2023
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
04/26/2023
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
04/26/2023
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
09/16/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/16/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
09/16/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
09/16/2022
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
09/16/2022
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
01/25/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/25/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/25/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/25/2022
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
01/25/2022
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
01/24/2020
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
01/24/2020
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
01/24/2020
E89R
TEAS SECTION 8 & 9 RECEIVED
01/22/2020
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
03/14/2019
CORV
REVIEW OF CORRESPONDENCE COMPLETE - ADDRESS UPDATED
04/05/2017
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/31/2017
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
03/15/2013
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
03/15/2013
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/24/2011
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/24/2011
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
09/05/2009
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
09/05/2009
PLGL
ASSIGNED TO PARALEGAL
08/04/2009
E89R
TEAS SECTION 8 & 9 RECEIVED
07/31/2009
CFIT
CASE FILE IN TICRS
04/28/2006
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
09/13/2005
PLGL
ASSIGNED TO PARALEGAL
09/13/2005
815F
REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
06/15/2005
E815
TEAS SECTION 8 & 15 RECEIVED
06/15/2005
R.PR
REGISTERED-PRINCIPAL REGISTER
03/14/2000
PUBO
PUBLISHED FOR OPPOSITION
12/21/1999
NPUB
NOTICE OF PUBLICATION
11/19/1999
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/26/1999
CNEA
EXAMINER'S AMENDMENT MAILED
08/18/1999
ZZZX
PREVIOUS ALLOWANCE COUNT WITHDRAWN
08/17/1999
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/03/1999
CNEA
EXAMINER'S AMENDMENT MAILED
07/28/1999
DOCK
ASSIGNED TO EXAMINER
07/26/1999
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