ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
07/10/2025
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Official data from USPTO
NITRO-DUR
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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
44
Latest update
07/11/2025
Trademark type
Word
Nice classes
5
Filing date
03/28/1980
Registration date
07/19/1983
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/24/2023
Last transaction
07/11/2025
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Principal Register
First use anywhere
03/05/1980
First use in commerce
03/05/1980
Drawing code
1
Owner type
03
Owner location
MIAMI LAKES, FL
Law office
570
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
USPHARMA LTD.
USPHARMA LTD
MERCK SHARP & DOHME CORP.
Key Pharmaceutical, Inc.
Key Pharmaceutical, Inc.
Representatives
William Charles West West Law Office LLC
Technical classification
Nice Classes
Class 5
Vienna Codes
No Vienna codes available.
Goods and services
Class 5
Pharmaceutical Preparation for the Treatment of Heart Conditions
Publications
History of USPTO decisions and trademark events.
44 publications found
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
06/25/2025
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
07/24/2023
RNL3
REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
07/24/2023
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
07/24/2023
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
07/24/2023
E89R
TEAS SECTION 8 & 9 RECEIVED
01/05/2023
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
07/19/2022
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
06/02/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/02/2021
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/02/2021
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
05/28/2021
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/28/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
05/28/2021
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
05/28/2021
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
05/28/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
11/09/2018
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
11/09/2018
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
08/22/2018
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/14/2014
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/14/2014
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
07/02/2013
RNL2
REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
07/02/2013
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
07/02/2013
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
07/01/2013
E89R
TEAS SECTION 8 & 9 RECEIVED
06/26/2013
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/20/2013
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/20/2013
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
06/13/2012
CFIT
CASE FILE IN TICRS
04/24/2008
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
08/19/2003
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
08/19/2003
89AF
REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
06/02/2003
PAPER RECEIVED
06/02/2003
15AK
REGISTERED - SEC. 15 ACKNOWLEDGED
10/14/1992
15AF
REGISTERED - SEC. 15 AFFIDAVIT FILED
07/08/1992
8.OK
REGISTERED - SEC. 8 (6-YR) ACCEPTED
10/06/1988
8.AF
REGISTERED - SEC. 8 (6-YR) FILED
07/20/1988
R.PR
REGISTERED-PRINCIPAL REGISTER
07/19/1983
PUBO
PUBLISHED FOR OPPOSITION
04/26/1983
NPUB
NOTICE OF PUBLICATION
03/21/1983
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
03/08/1983
CNRT
NON-FINAL ACTION MAILED
07/08/1982
DOCK
ASSIGNED TO EXAMINER
07/22/1980
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