SOFN Trademark

Serial Number: 99431188 • Registration: 8251881

SOFN is a trademark filed by Liang Guo on October 7, 2025. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Owner Contact Info

Liang Guo (8 trademarks)

251 Snapdragon LN
Glendora, CA 91741

Entity Type: 01

Legal Representation

Attorney of Record

CHERYL L. FARINE

283 trademarks filed View all →

Correspondence Address

CHERYL L. FARINE Hudak, Shunk & Farine Co. LPA

30B Northwest Ave., Suite 210

Tallmadge, OH 44278

United States

Trademark Details

Filing Date

October 7, 2025

Registration Date

May 12, 2026

First Use Anywhere

September 25, 2025

First Use in Commerce

September 25, 2025

Published for Opposition

March 24, 2026

Goods & Services

Microphone modules; Microphones; Sound transmitting apparatus; Sound reproduction apparatus; Microphones for communication devices; Loudspeakers, headphones, microphones and CD players; Cases for microphones; Microphone clips; Wireless earbuds; Audio mixers