C71T
CANCELLED SECTION 71
04/10/2026
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Official data from USPTO
DS
Did you know this trademark is already registered in United States?
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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
23
Latest update
05/05/2026
Classification
Registered
Trademark type
Combined
Nice classes
7
Filing date
10/31/2018
Registration date
09/24/2019
Expiration date
-
Recommended action
Perform a full collision analysis and validate classes before any filing or trademark investment.
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
04/10/2026
Last transaction
05/05/2026
Responsible office
United States Patent and Trademark Office
Status code
709
Official register
Principal Register
Drawing code
5
Owner type
99
Owner location
CN
Examiner
BLAZICH, JOAN MICHELE
Law office
N40
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of the stylized wording "DS" where the "S" is formed from the curved portion of the "D".
Holders and representatives
Holders
SUZHOU DOUSON DRILLING & PRODUCTION EQUIPMENT CO., LTD
SUZHOU DOUSON DRILLING&PRODUCTION EQUIPMENT CO.,LTD.
Representatives
SUZHOU YONGJIA INTELLECTUAL PROPERTY AGENCY
Technical classification
Nice Classes
Class 7
Vienna Codes
No Vienna codes available.
Goods and services
Class 7
Clack valves being parts of machines; steam engine boilers and auxiliary apparatus in the nature of auxiliary power units for supplying electrical power; valves being parts of machines; axles for machines; pneumatic componentspneumatic conveyors; crank shafts for oil refining machines; machines for oil exploitation and refining industryoil-well pumping machines; pressure valves being parts of machines; hydraulic componentsexcluding hydraulic system for vehiclehydraulic conveyors; drilling rigsfloating or non-floating
Publications
History of USPTO decisions and trademark events.
23 publications found
CHLD
CHANGE OF OWNER RECEIVED FROM IB
02/12/2023
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
03/06/2020
XXSS
GENERIC MADRID TRANSACTION SENT TO IB
01/23/2020
XXCR
GENERIC MADRID TRANSACTION CREATED
01/23/2020
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
12/24/2019
R.PR
REGISTERED-PRINCIPAL REGISTER
09/24/2019
PUBO
PUBLISHED FOR OPPOSITION
07/09/2019
NPUB
NOTICE OF PUBLICATION
06/19/2019
ALIE
ASSIGNED TO LIE
06/03/2019
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
05/21/2019
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
05/16/2019
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
05/16/2019
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
05/16/2019
RFNT
REFUSAL PROCESSED BY IB
03/08/2019
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
02/21/2019
RFRR
REFUSAL PROCESSED BY MPU
02/21/2019
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
02/12/2019
CNRT
NON-FINAL ACTION WRITTEN
02/11/2019
DOCK
ASSIGNED TO EXAMINER
02/06/2019
MAFR
APPLICATION FILING RECEIPT MAILED
01/16/2019
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
01/12/2019
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
12/27/2018
Continuous trademark protection
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