Document Overview
Document Overview This document is an official Utility Model Patent Certificate issued by the State Intellectual Property Office of the People’s Republic of China (CNIPA) under the authority of the Patent Law of the People’s Republic of China. The certificate bears Certificate No. 24116748 and…
- Document type
- Certification Report
- Prepared by
- Alex Newman
- Published
- Last reviewed
- Topics
- Compliance & Certification
Document Overview
This document is an official Utility Model Patent Certificate issued by the State Intellectual Property Office of the People’s Republic of China (CNIPA) under the authority of the Patent Law of the People’s Republic of China. The certificate bears Certificate No. 24116748 and was authorized and announced on April 17, 2026. The scope of protection covers a novel utility model invention titled A Golf Rangefinder with Front-Mounted Display (一种灯显前置的高尔夫测距仪). Patent rights take effect from the date of the authorization announcement, and all legal status information, including any changes to patent ownership, is maintained in the official Patent Register.
Product Information
The patented device is a golf rangefinder featuring a front-mounted LED/lamp display, developed under the Longde (龙德) product line. The front-display design positions the readout indicator at the front face of the device, enabling golfers to read distance measurements more intuitively without redirecting their line of sight. This structural innovation distinguishes it from conventional rangefinder layouts and forms the core subject of the utility model protection.
| Field | Detail |
|---|---|
| Product Name | A Golf Rangefinder with Front-Mounted Display |
| Product Model / Line | Longde (龙德) |
| Patent Holder | Mozhen Technology (Shenzhen) Co., Ltd. (磨针科技（深圳）有限公司) |
| Inventors | Zhong Quanchang; Li Cheng; Xu Rongfeng; Zhang Wei |
| Registered Address | Room 503, Floor 5, Building 4, Phase 2, Tianan Yun Valley Industrial Park, Gangtou Community, Bantian Street, Longgang District, Shenzhen, Guangdong, 518000, China |
Key Details
The following table presents all critical bibliographic and legal data as recorded on the certificate. All numbers and dates are reproduced exactly as issued by CNIPA.
| Item | Value |
|---|---|
| Certificate Number | 第24116748号 |
| Patent Type | Utility Model (实用新型) |
| Invention Title (Chinese) | 一种灯显前置的高尔夫测距仪 |
| Invention Title (English) | A Golf Rangefinder with Front-Mounted Display |
| Patent Number | ZL 2025 2 1673209.4 |
| Authorization Announcement Number | CN 224136610 U |
| Patent Application Date | August 7, 2025 |
| Authorization Announcement Date | April 17, 2026 |
| Applicant at Filing | Mozhen Technology (Shenzhen) Co., Ltd. |
| Inventors at Filing | Zhong Quanchang; Li Cheng; Xu Rongfeng; Zhang Wei |
| Barcode / Filing Reference | *2025216732094* |
| Issuing Authority Signature | Director-General Shen Changyu (申长雨), CNIPA |
Standards & Compliance
As a utility model patent granted by CNIPA, this certificate reflects compliance with the examination requirements set forth in the Patent Law of the People’s Republic of China and its implementing regulations. Utility model patents in China protect the shape, structure, or combination thereof of a product, and are subject to formal examination before grant.
- Governing Law: Patent Law of the People’s Republic of China (中华人民共和国专利法)
- Patent Type: Utility Model — protects structural and shape innovations of physical products
- Examination Body: State Intellectual Property Office of China (CNIPA / 国家知识产权局)
- Legal Effect: Patent rights are legally effective from the authorization announcement date and enforceable under Chinese IP law
- Patent Register: Authoritative legal record for ownership status, validity, and any transfers or encumbrances
For reference on international IP frameworks applicable to Chinese patents, see the World Intellectual Property Organization (WIPO).
Validity & Certification Body
Under Chinese patent law, a utility model patent has a statutory term of 10 years from the date of filing. Based on the application date of August 7, 2025, this patent remains in force until approximately August 7, 2035, subject to timely payment of annual maintenance fees and no successful invalidation proceedings.
| Item | Detail |
|---|---|
| Application Date | August 7, 2025 |
| Authorization Date | April 17, 2026 |
| Statutory Term | 10 years from application date |
| Estimated Expiry | August 7, 2035 (subject to annuity payments) |
| Issuing Body | State Intellectual Property Office of the PRC (CNIPA) |
| Signatory | Director-General Shen Changyu (申长雨) |
| Legal Status Reference | Official Patent Register (专利登记簿) |
Any updates to patent ownership, licensing, or validity status should be verified against the live CNIPA patent register database.
Frequently Asked Questions
- What does this patent protect for the Longde golf rangefinder?
- Patent ZL 2025 2 1673209.4 protects the structural innovation of placing the display indicator at the front of the golf rangefinder. This utility model covers the shape and structural arrangement of the device, preventing third parties from manufacturing, selling, or importing products with the same structural design in China without authorization.
- When did the patent rights take effect?
- Patent rights became legally effective on the authorization announcement date of April 17, 2026, as stated on Certificate No. 24116748 issued by CNIPA.
- How long is this utility model patent valid?
- Under Chinese patent law, utility model patents are valid for 10 years from the filing date. Since this patent was filed on August 7, 2025, it is valid until approximately August 7, 2035, provided annual maintenance fees are paid on time.
- Who owns the patent for the front-display golf rangefinder?
- The patent is owned by Mozhen Technology (Shenzhen) Co., Ltd. (磨针科技（深圳）有限公司), located in Longgang District, Shenzhen, Guangdong, China. The Longde product line is commercialized under ETENWOLF’s global brand portfolio.
Related Documents
The following certificate and document types are typically associated with a patented golf rangefinder product and are recommended for a complete compliance and IP documentation portfolio:
- Invention Patent Certificate — for any algorithm, software method, or non-structural innovations related to the rangefinder’s measurement technology
- Appearance Design Patent Certificate — protecting the ornamental and visual design of the Longde rangefinder housing
- CE Declaration of Conformity — required for sale in the European Economic Area, covering EMC and radio equipment directives
- FCC ID Certificate — required for sale in the United States, covering radio frequency emissions compliance
- RoHS Compliance Report — confirming restriction of hazardous substances in the electronic components of the device
- ISO 9001 Quality Management Certificate — demonstrating the manufacturer’s quality system certification
- KC Certification — required for sale in South Korea under the Radio Waves Act and Electrical Appliances Safety Act
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