Li Duan

USPTO Trademark & Patent Filings

Duan Li

Trademark applications and grants for Li Duan. Li Duan has 3 trademark applications. The latest application filed is for "BSAMON"

Company Profile
    Company Aliases
  • Duan Li
  • Li Duan
  • li duan
  • Duan; Li - Darmstadt DE
  • DUAN; Li - Darmstadt DE
  • LI; Duan - Shenzhen CN
  • DUAN; Li - Shenzhen CN
  • Li; Duan - Shenzhen CN
  • Li; Duan - Ann Arbor MI
Entity Type INDIVIDUAL
Address 1105, building F, Shajing new City Plaza Avenue, Shajing Buyong, Bao'an District Shenzhen , Guangdong CHINA 518104

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks Patents
Patent Applications
Patent ApplicationDate
Secure Communications Method and Apparatus
20220311751 - 17/840806 Li; Yong ;   et al.
2022-09-29
SERVER FOR ISSUING A DIGITAL CERTIFICATE AND DEVICE FOR VERIFYING AUTHENTICATION
20220303265 - 17/837941 LIAO; Lijun ;   et al.
2022-09-22
SERVICE INVOKING METHOD AND APPARATUS
20220116758 - 17/561451 LI; Duan ;   et al.
2022-04-14
PREVIEW-IMAGE DISPLAY METHOD AND TERMINAL DEVICE
20220078356 - 17/531498 WANG; Huali ;   et al.
2022-03-10
AUTHENTICATION CREDENTIAL PROTECTION METHOD AND SYSTEM
20210334356 - 17/371712 LI; Ji ;   et al.
2021-10-28
Preview-image display method and terminal device
11,196,931 - 17/138,490 Wang , et al. December 7, 2
2021-12-07
Copying and pasting method, data processing apparatus, and user equipment
11,074,117 - 16/834,659 Li , et al. July 27, 2
2021-07-27
Preview-image display method and terminal device
10,911,682 - 16/549,881 Wang , et al. February 2, 2
2021-02-02
Electrocardiogram data analysis method for rapid diagnosis
9,918,651 - 14/843,483 Borjigin , et al. March 20, 2
2018-03-20
Patent Grants & Applications
Trademark Applications

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