REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
07/27/2026
Back to search
Official data from USPTO
SIKAI
Did you know this trademark is already registered in United States?
Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.
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
10
Latest update
07/27/2026
Classification
Registered
Trademark type
Combined
Nice classes
9
Filing date
10/30/2020
Registration date
07/27/2021
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
07/27/2021
Last transaction
07/27/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
First use anywhere
10/19/2020
First use in commerce
10/19/2020
Drawing code
5
Owner type
01
Owner location
HANGZHOU CITY, CN
Examiner
OESTREICHER, SALIMA PARMAR
Law office
O10
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of the wording "SIKAI" in stylized format.
Holders and representatives
Holders
ZHOU, LINGJIAN
Xu, Sihang
Representatives
XIONGHUI MURONG
Technical classification
Nice Classes
Class 9
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
Battery chargers; Cases for smartphones; Loudspeakers; Mobile telephone batteries; Multimedia projectors; Protective cases for smartphones; Protective covers and cases for cell phones, laptops and portable media players; Protective covers for smartphones; Protective films adapted for smartphones; Remote controls for televisions; Smart watches; Smartphone mounts; Smartwatch bands; Smartwatch straps; USB cables; Wireless ear buds
Publications
History of USPTO decisions and trademark events.
10 publications found
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/24/2024
R.PR
REGISTERED-PRINCIPAL REGISTER
07/27/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
05/11/2021
PUBO
PUBLISHED FOR OPPOSITION
05/11/2021
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
04/21/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
04/07/2021
DOCK
ASSIGNED TO EXAMINER
04/02/2021
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
12/22/2020
NWAP
NEW APPLICATION ENTERED
11/03/2020
Continuous trademark protection
Get notified about every new filing that threatens SIKAI or your mark.
Professional 24-month watch service: we monitor USPTO for you and alert you in time to oppose — before conflicts become losses.