Tantech Holdings Ltd (NASDAQ: TANH) announced that its U.S. subsidiary, Tanhome Group Inc., received a Notice of Allowance from the United States Patent and Trademark Office for a hanging cabinet design patent application.

The Notice of Allowance indicates the patent application passed the USPTO examination process and will proceed to final patent grant upon payment of the required issue fee. The hanging cabinet design focuses on storage solutions for residential interiors.

The patent application is part of Tantech's strategy to develop a green home and building materials ecosystem. Once granted, the patent is expected to strengthen the company's intellectual property protection in cabinet and home storage product design.

Zheyuan Liu, Chief Executive Officer of Tantech, stated: "Receiving the Notice of Allowance from the United States Patent and Trademark Office marks another important milestone in strengthening the Company's intellectual property portfolio for innovative home products."

The patent is expected to be formally granted by the USPTO following payment of the issue fee and completion of administrative procedures. Tantech continues to expand its intellectual property portfolio in cabinets, flooring solutions, and related home products as part of its North American market strategy.

Tantech is a high-tech enterprise specializing in bamboo charcoal-based products. The company entered the home building materials industry in 2024 and established its U.S. subsidiary in 2022 to strengthen its presence in North America.