Who owns the STEFUK trademark?

The STEFUK trademark is owned by Chuntao Zhou.

What class is the STEFUK trademark registered in?

The STEFUK trademark is registered in Class 010 (Surgical, medical, dental & veterinary apparatus).

What is the serial number for STEFUK?

The USPTO serial number for STEFUK is 99552187.

What is the registration number for STEFUK?

STEFUK is registered under USPTO registration number 8334134.

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Updated Oct 10, 2026·10 searches this week

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USPTO Trademark Record

REGISTERED

STEFUK

SN 99552187·Reg 8334134·Filed Dec 17, 2025

Owner Chuntao Zhou

Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contact lenses and sunglasses; orthopaedic articles; suture materials; therapeutic and assistive devices adapted for persons with disabilities; massage apparatus; apparatus, devices and articles for nursing infants; sexual activity apparatus, devices and articles.

STEFUK (Serial No. 99552187), Registration No. 8334134, is a registered US trademark filed on Dec 17, 2025 by Chuntao Zhou. This trademark covers Class 010 (Surgical, medical, dental & veterinary apparatus).

early section 8: July 07, 2032

Mark Intelligence

STEFUK (Reg. #8334134) is a registered US trademark that has been protecting its owner, Chuntao Zhou, since 2025. The mark covers Class 010 (Surgical, medical, dental & veterinary apparatus). Goods and services include Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contac.... The mark faced 1 opposition proceeding during prosecution.

FILED

Dec 17, 2025

SERIAL

99552187

REG#

8334134

REGISTERED

Jul 07, 2026

Filing Information

StatusREGISTERED

Filing DateDec 17, 2025

Serial Number99552187