ES8R
TEAS SECTION 8 RECEIVED
07/16/2026
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Official data from USPTO
DUER OS
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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
55
Latest update
07/16/2026
Trademark type
Combined
Nice classes
41
Filing date
12/30/2016
Registration date
07/14/2020
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/14/2020
Last transaction
07/16/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
01/10/2017
First use in commerce
01/10/2017
Drawing code
3
Owner type
99
Owner location
BEIJING, CN
Examiner
YOUNG, THOMAS PAUL
Law office
N20
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of the stylized wording "DUER OS" where the interior of the letter "O" in "OS" consists of a speech bubble with five vertical lines depicted inside.
Holders and representatives
Holders
BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
Representatives
Ben Natter Haug Partners, LLP
Technical classification
Nice Classes
Class 41
Vienna Codes
No Vienna codes available.
Goods and services
Class 41
Arranging and conducting educational conferences; Arrangingorganizingconductinghosting social entertainment events; Bookmobile services; Education servicesproviding on-line classesseminarsworkshops in the field of sportsgeneral human interest; Health club servicesproviding instruction and equipment in the field of physical exercise; Layout services other than for advertising purposes; Production of radio and television programmes; Providing entertainment information via a website; Providing on-line publications in the nature of booksmagazinesbrochuresjournalsperiodicals in the field of entertainmentsportscultureeducation and general human interest; Providing an Internet website portal in the field of entertainmentcultural and sporting events
Publications
History of USPTO decisions and trademark events.
55 publications found
REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
07/14/2025
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
01/20/2022
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/20/2022
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/20/2022
R.PR
REGISTERED-PRINCIPAL REGISTER
07/14/2020
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
06/09/2020
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
06/08/2020
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
05/20/2020
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/20/2020
ERFR
TEAS REQUEST FOR RECONSIDERATION RECEIVED
05/20/2020
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
02/08/2020
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
02/08/2020
GNFN
NOTIFICATION OF FINAL REFUSAL EMAILED
11/29/2019
GNFR
FINAL REFUSAL E-MAILED
11/29/2019
CNFR
SU - FINAL REFUSAL - WRITTEN
11/29/2019
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
11/27/2019
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
11/27/2019
ALIE
ASSIGNED TO LIE
11/20/2019
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
11/14/2019
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
08/30/2019
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
08/30/2019
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
08/23/2019
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
08/23/2019
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
05/30/2019
GNRT
NON-FINAL ACTION E-MAILED
05/30/2019
CNRT
SU - NON-FINAL ACTION - WRITTEN
05/30/2019
SUPC
STATEMENT OF USE PROCESSING COMPLETE
05/29/2019
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
05/28/2019
IUAF
USE AMENDMENT FILED
05/14/2019
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
05/14/2019
EISU
TEAS STATEMENT OF USE RECEIVED
05/14/2019
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
11/15/2018
EX2G
SOU EXTENSION 2 GRANTED
11/13/2018
EXT2
SOU EXTENSION 2 FILED
11/13/2018
EEXT
SOU TEAS EXTENSION RECEIVED
11/13/2018
EXRA
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
05/16/2018
EX1G
SOU EXTENSION 1 GRANTED
05/14/2018
EXT1
SOU EXTENSION 1 FILED
05/14/2018
EEXT
SOU TEAS EXTENSION RECEIVED
05/14/2018
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
11/14/2017
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
09/19/2017
PUBO
PUBLISHED FOR OPPOSITION
09/19/2017
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
08/30/2017
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
08/11/2017
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
08/10/2017
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
08/10/2017
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
08/10/2017
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
04/03/2017
GNRT
NON-FINAL ACTION E-MAILED
04/03/2017
CNRT
NON-FINAL ACTION WRITTEN
04/03/2017
DOCK
ASSIGNED TO EXAMINER
03/27/2017
MDSC
NOTICE OF DESIGN SEARCH CODE E-MAILED
01/12/2017
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
01/11/2017
NWAP
NEW APPLICATION ENTERED
01/03/2017
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