SIGMAWATT Trademark

Serial Number: 99384262 • Registration: 8220324

SIGMAWATT is a trademark filed by Hangzhou Weijie Trading Co., Ltd. on September 10, 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

Hangzhou Weijie Trading Co., Ltd.

A0068, Rm 1004, Bldg 7, Xixi Bafangcheng
Hangzhou, Zhejiang 311100 , CN

Entity Type: 99

Legal Representation

Attorney of Record

Qiushi Chen

1,003 trademarks filed View all →

Correspondence Address

Qiushi Chen

PO BOX 391064

Mountain View, CA 94039

United States

Trademark Details

Filing Date

September 10, 2025

Registration Date

April 21, 2026

First Use Anywhere

September 3, 2025

First Use in Commerce

September 3, 2025

Published for Opposition

March 3, 2026

Goods & Services

Chargers for electric accumulators; Inverters; Off-grid power and deep cycle battery storage systems comprised of batteries, charge controllers and inverters with integrated LED bulbs and LED light fixtures for vertical axis wind turbine (VAWT) installations; AC/DC converters; Photovoltaic cells and modules; Welding gloves; Solar panels for the production of electricity; Power inverters