ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
07/29/2026
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Official data from USPTO
XENLETA
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Active USPTO registrationType: CombinedOffice: 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
58
Latest update
07/29/2026
Trademark type
Combined
Nice classes
5
Filing date
07/08/2019
Registration date
01/26/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
01/26/2021
Last transaction
07/29/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
2019-09-00
First use in commerce
2019-09-00
Drawing code
3
Owner type
24
Owner location
SINGAPORE, SG
Examiner
DUFFIN, GRACE M
Law office
N20
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of two concentric square designs, which overlap. A shaded square is positioned on top of the overlapping portion of the two concentric square designs. Immediately to the right is the stylized wording, "XENLETA".
Holders and representatives
Holders
EMERGE BIOSCIENCES PTE LTD.
HONG KONG KING-FRIEND, INDUSTRIAL COMPANY, LTD.
Nabriva Therapeutics US, Inc.
Nabriva Therapeutics US, Inc.
Representatives
Eric R. Moran McDonnell Boehnen Hulbert & Berghoff LLP
Technical classification
Nice Classes
Class 5
Vienna Codes
No Vienna codes available.
Goods and services
Class 5
Pharmaceutical preparations for treating respiratory illnesses; antibiotics; anti-infectives; pharmaceutical preparations for the treatment of pneumonia and bacterial infections
Publications
History of USPTO decisions and trademark events.
58 publications found
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/10/2026
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/10/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/10/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
02/10/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
02/10/2026
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
01/28/2026
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
01/26/2026
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
06/12/2024
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
06/12/2024
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
06/12/2024
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
06/12/2024
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
10/04/2021
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
10/04/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/04/2021
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/04/2021
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
10/04/2021
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
08/20/2021
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
08/20/2021
EWAF
TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
08/20/2021
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/20/2021
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/20/2021
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
08/20/2021
R.PR
REGISTERED-PRINCIPAL REGISTER
01/26/2021
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
12/23/2020
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
12/22/2020
SUPC
STATEMENT OF USE PROCESSING COMPLETE
12/02/2020
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
12/02/2020
IUAF
USE AMENDMENT FILED
11/23/2020
EISU
TEAS STATEMENT OF USE RECEIVED
11/23/2020
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
05/26/2020
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
03/31/2020
PUBO
PUBLISHED FOR OPPOSITION
03/31/2020
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
03/11/2020
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
02/24/2020
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
02/22/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/21/2020
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
02/21/2020
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
02/21/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/20/2020
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
02/20/2020
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/20/2020
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/20/2020
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
02/20/2020
EAAU
TEAS AMENDMENT OF USE RECEIVED
02/19/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/19/2020
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
02/19/2020
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
02/19/2020
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
10/30/2019
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
10/30/2019
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
10/30/2019
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
09/17/2019
GNRT
NON-FINAL ACTION E-MAILED
09/17/2019
CNRT
NON-FINAL ACTION WRITTEN
09/17/2019
DOCK
ASSIGNED TO EXAMINER
09/15/2019
MDSC
NOTICE OF DESIGN SEARCH CODE E-MAILED
07/16/2019
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
07/15/2019
NWAP
NEW APPLICATION ENTERED
07/11/2019
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