EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
01/28/2026
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Official data from USPTO
DYRENIUM
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: US
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
45
Latest update
01/30/2026
Classification
Registered
Trademark type
Combined
Nice classes
5, 18
Filing date
05/19/1964
Registration date
02/16/1965
Expiration date
-
Recommended action
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Next step
These are the details of the registration process. Even so, constant monitoring is what ensures peace of mind that your main asset remains protected.
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/21/2025
Last transaction
01/30/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
04/29/1964
First use in commerce
04/29/1964
Drawing code
5
Owner type
99
Owner location
Luxembourg, LU
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
CONCORDIA PHARMACEUTICALS INC.
COVIS PHARMA, S.A.R.L.
W. C. (pessoa física)
SK7F CO.
SMITH KLINE & FRENCH LABORATORIES
Representatives
Caroline Duncan Baker Botts L.L.P.
Technical classification
Nice Classes
Class 5Class 18
Vienna Codes
No Vienna codes available.
Goods and services
Class 5
No specification.
Class 18
DIURETIC
Publications
History of USPTO decisions and trademark events.
45 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/28/2026
ECDR
TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
01/28/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/28/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/28/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
01/28/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
01/28/2026
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
07/21/2025
RNL4
REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
07/21/2025
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
07/21/2025
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
07/21/2025
E89R
TEAS SECTION 8 & 9 RECEIVED
02/24/2025
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
02/16/2024
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
06/09/2021
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
09/12/2018
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/14/2017
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/14/2017
C.7C
NEW CERTIFICATE UNDER SECTION 7 - PROCESSED
08/19/2016
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
08/19/2016
ES7R
TEAS SECTION 7 REQUEST RECEIVED
06/08/2016
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
03/02/2016
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
11/18/2015
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
10/28/2015
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/18/2015
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/18/2015
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
04/29/2015
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
02/05/2015
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
02/05/2015
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
02/05/2015
E89R
TEAS SECTION 8 & 9 RECEIVED
02/04/2015
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
10/23/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
10/15/2014
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
11/02/2011
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
10/28/2009
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
10/21/2009
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
06/24/2005
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
06/24/2005
PR89
RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 9
06/08/2005
PAPER RECEIVED
06/08/2005
PR89
POST REGISTRATION ACTION MAILED - SEC. 8 & 9
04/26/2005
PLGL
ASSIGNED TO PARALEGAL
04/26/2005
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
03/23/2005
PAPER RECEIVED
03/23/2005
REN1
REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
03/25/1985
9.AF
REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
03/25/1985
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