TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
07/02/2026
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Official data from USPTO
DOLAFLEXIN
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
DOLAFLEXIN
ST13
US500000085943361Class
1, 5
Filing
85943361
Registration
5166648
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
60
Latest update
07/03/2026
Trademark type
Word
Nice classes
1, 5
Filing date
05/28/2013
Registration date
03/21/2017
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
09/02/2023
Last transaction
07/03/2026
Responsible office
United States Patent and Trademark Office
Status code
702
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
01/31/2017
First use in commerce
01/31/2017
Drawing code
4
Owner type
03
Owner location
Cambridge, MA, US
Examiner
LAPTER, ALAIN J
Law office
L50
Current location
TMEG LAW OFFICE 105
Holders and representatives
Holders
Mersana Therapeutics, Inc.
Representatives
Maury M. Tepper, III Tepper & Eyster, PLLC
Technical classification
Nice Classes
Class 1Class 5
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Biodegradable polymer drug conjugates for use in the manufacture of pharmaceuticals and drug delivery systems; biodegradable polymer drug conjugates for use in bioconjugation with biomolecules; biodegradable polymer drug conjugates for use in the manufacture of pharmaceutical preparationsdrug delivery systems
Class 5
Biodegradable polymer drug conjugates sold as an integral component of pharmaceutical preparationsdrug delivery systems consisting of a biodegradable polymer and compounds that facilitate the delivery of a wide range of pharmaceuticals
Publications
History of USPTO decisions and trademark events.
60 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
07/02/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
07/02/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
07/02/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
07/02/2026
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
03/21/2026
NA85
NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
09/02/2023
C15A
REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
09/02/2023
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
09/02/2023
E815
TEAS SECTION 8 & 15 RECEIVED
03/06/2023
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
03/21/2022
R.PR
REGISTERED-PRINCIPAL REGISTER
03/21/2017
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
02/14/2017
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
02/13/2017
SUPC
STATEMENT OF USE PROCESSING COMPLETE
02/12/2017
IUAF
USE AMENDMENT FILED
02/03/2017
EISU
TEAS STATEMENT OF USE RECEIVED
02/03/2017
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
08/13/2016
EX5G
SOU EXTENSION 5 GRANTED
08/12/2016
EXT5
SOU EXTENSION 5 FILED
07/21/2016
EEXT
SOU TEAS EXTENSION RECEIVED
07/21/2016
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
02/25/2016
EX4G
SOU EXTENSION 4 GRANTED
02/24/2016
EXT4
SOU EXTENSION 4 FILED
02/03/2016
EEXT
SOU TEAS EXTENSION RECEIVED
02/03/2016
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
09/01/2015
EX3G
SOU EXTENSION 3 GRANTED
08/29/2015
EXT3
SOU EXTENSION 3 FILED
08/18/2015
EEXT
SOU TEAS EXTENSION RECEIVED
08/18/2015
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
04/02/2015
EX2G
SOU EXTENSION 2 GRANTED
04/01/2015
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
03/27/2015
EXT2
SOU EXTENSION 2 FILED
02/17/2015
EEXT
SOU TEAS EXTENSION RECEIVED
02/17/2015
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
08/16/2014
EX1G
SOU EXTENSION 1 GRANTED
08/14/2014
EXT1
SOU EXTENSION 1 FILED
08/14/2014
EEXT
SOU TEAS EXTENSION RECEIVED
08/14/2014
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
02/18/2014
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
12/24/2013
PUBO
PUBLISHED FOR OPPOSITION
12/24/2013
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
12/04/2013
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
11/18/2013
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
11/13/2013
XAEC
EXAMINER'S AMENDMENT ENTERED
11/13/2013
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
11/13/2013
GNEA
EXAMINERS AMENDMENT E-MAILED
11/13/2013
CNEA
EXAMINERS AMENDMENT -WRITTEN
11/13/2013
ZZZX
PREVIOUS ALLOWANCE COUNT WITHDRAWN
10/22/2013
PBCR
WITHDRAWN FROM PUB - OG REVIEW QUERY
10/11/2013
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
09/27/2013
ALIE
ASSIGNED TO LIE
09/25/2013
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
09/13/2013
XAEC
EXAMINER'S AMENDMENT ENTERED
09/13/2013
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
09/13/2013
GNEA
EXAMINERS AMENDMENT E-MAILED
09/13/2013
CNEA
EXAMINERS AMENDMENT -WRITTEN
09/13/2013
DOCK
ASSIGNED TO EXAMINER
09/12/2013
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
06/06/2013
NWAP
NEW APPLICATION ENTERED
05/31/2013
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