Who owns the OCNTK trademark?

The OCNTK trademark is owned by Yan Huang.

What class is the OCNTK trademark registered in?

The OCNTK trademark is registered in Class 014 (Precious metals, jewelry, clocks & watches).

What is the serial number for OCNTK?

The USPTO serial number for OCNTK is 99577871.

What is the registration number for OCNTK?

OCNTK is registered under USPTO registration number 8214833.

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Updated Sep 17, 2026·36 searches this week

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USPTO Trademark Record

REGISTERED

OCNTK

SN 99577871·Reg 8214833·Filed Jan 05, 2026

Owner Yan Huang

Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.

OCNTK (Serial No. 99577871), Registration No. 8214833, is a registered US trademark filed on Jan 05, 2026 by Yan Huang. This trademark covers Class 014 (Precious metals, jewelry, clocks & watches).

early section 8: April 14, 2032

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Mark Intelligence

OCNTK (Reg. #8214833) is a registered US trademark that has been protecting its owner, Yan Huang, since 2026. The mark covers Class 014 (Precious metals, jewelry, clocks & watches). Goods and services include Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 05, 2026

SERIAL

99577871

REG#

8214833

REGISTERED

Apr 14, 2026

Filing Information

StatusREGISTERED

Filing DateJan 05, 2026

Serial Number99577871