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). The certificate confirms that, following examination under the Patent Law of the People’s Republic of China, patent rights have been…
- 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). The certificate confirms that, following examination under the Patent Law of the People’s Republic of China, patent rights have been granted and publicly announced for the utility model described herein. The patent right takes effect from the date of the authorization announcement, June 27, 2025. Legal information regarding the validity of the patent right and any changes to the patent holder are governed by the Patent Register.
| Field | Detail |
|---|---|
| Document Type | Utility Model Patent Certificate |
| Certificate Number | 第23017719号 |
| Issuing Authority | State Intellectual Property Office of the P.R.C. (CNIPA) |
| Director General | Shen Changyu |
| Authorization Announcement Date | 2025-06-27 |
Product Information
The patented technology relates to a heat dissipation structure for an inflation pump — a core engineering component designed to manage thermal performance in portable inflation devices. This innovation is directly relevant to the Longde (龙德) series of inflation tools developed and manufactured under the ETENWOLF brand, ensuring reliable operation and extended product life under continuous-use conditions.
| Field | Detail |
|---|---|
| Utility Model Name | Heat Dissipation Structure for Inflation Pump |
| Product Series | Longde (龙德) |
| Patent Holder | Mozhen Technology (Shenzhen) Co., Ltd. (磨针科技（深圳）有限公司) |
| Registered Address | Room 503, Floor 5, Building 4, Phase 2, Tianan Yun Valley Industrial Park, Gangtou Community, Bantian Street, Longgang District, Shenzhen, Guangdong Province, 518000, China |
| Technology Domain | Thermal management / Heat dissipation in portable inflation pumps |
Key Details
The following table consolidates all critical bibliographic and legal data recorded on the patent certificate. These details serve as the authoritative reference for intellectual property verification, product compliance documentation, and supply chain due diligence.
| Field | Detail |
|---|---|
| Certificate Number | 第23017719号 |
| Patent Number (ZL) | ZL 2024 2 2922532.2 |
| Authorization Announcement Number | CN 223035207 U |
| Patent Application Date | 2024-11-28 |
| Authorization Announcement Date | 2025-06-27 |
| Applicant at Filing Date | Mozhen Technology (Shenzhen) Co., Ltd. |
| Inventors | Zhong Quanchang; Zhou Zhang; Wei Yu; Xu Fenghui |
| Inventors at Filing Date | Zhong Quanchang; Zhou Zhang; Wei Yu; Xu Fenghui |
| Patent Type | Utility Model (实用新型) |
| Effective Date | 2025-06-27 (date of authorization announcement) |
Standards & Compliance
As a utility model patent granted by CNIPA, this certificate is issued in accordance with 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 the following legal and procedural framework:
- Patent Law of the P.R.C. — Governing statute under which examination and grant were conducted.
- Classification: CN 223035207 U — The publication number follows the CPC/IPC classification system for utility models, indicating a structural/mechanical innovation in the field of pump heat management.
- Intellectual Property Verification — Validity and ownership changes are governed exclusively by the official Patent Register maintained by CNIPA. Third parties should consult the register for current legal status.
- Product Safety Relevance — The heat dissipation structure supports compliance with product safety and performance standards applicable to portable electric inflation pumps, including thermal requirements referenced in IEC and related standards.
For reference, ETENWOLF products are also assessed against internationally recognized frameworks including IEC standards and CE marking requirements where applicable.
Validity & Certification Body
The patent right is valid from the authorization announcement date of June 27, 2025. Under Chinese patent law, a utility model patent has a standard statutory term of 10 years from the application date, meaning protection extends nominally to November 28, 2034, subject to timely payment of annual maintenance fees and no invalidation proceedings.
| Field | Detail |
|---|---|
| Effective Date | 2025-06-27 |
| Application Date | 2024-11-28 |
| Statutory Term | 10 years from application date |
| Nominal Expiry | 2034-11-28 (subject to annuity payments) |
| Issuing Authority | State Intellectual Property Office of the P.R.C. (CNIPA) |
| Director General Signature | Shen Changyu (申长雨) |
| Legal Status Reference | Patent Register maintained by CNIPA |
The certificate bears the unique barcode identifier *2024229225322*, which can be used for official verification through the CNIPA patent inquiry system.
Frequently Asked Questions
- What does this patent protect in the Longde inflation pump?
-
Patent ZL 2024 2 2922532.2 protects the specific structural design of the heat dissipation system within the Longde inflation pump. It covers the shape and structural configuration that allows heat generated during pump operation to be efficiently channelled away from critical components, improving both performance and longevity.
- Who owns this patent and who are the inventors?
-
The patent is held by Mozhen Technology (Shenzhen) Co., Ltd. (磨针科技（深圳）有限公司), the manufacturing entity behind ETENWOLF products. The four named inventors are Zhong Quanchang, Zhou Zhang, Wei Yu, and Xu Fenghui.
- How long is this utility model patent valid?
-
Under Chinese patent law, a utility model patent is valid for 10 years from the application filing date. Since the application date is November 28, 2024, the patent is nominally protected until November 28, 2034, provided annual maintenance fees are paid and no successful invalidation challenge is filed.
- Where can I verify the current legal status of this patent?
-
The authoritative source for current patent validity, ownership, and any legal changes is the Patent Register maintained by CNIPA. You can query patent ZL 2024 2 2922532.2 directly through the official CNIPA patent inquiry portal. The certificate barcode *2024229225322* can also be used for verification.
Related Documents
For a complete picture of the Longde inflation pump’s compliance and intellectual property portfolio, the following related document types are recommended:
- Additional Utility Model Patents — Other structural innovations in the Longde pump family, such as motor mounting, valve design, or pressure regulation mechanisms.
- Invention Patent Applications — Any pending invention patents covering the broader functional methods related to the heat dissipation technology.
- CE Declaration of Conformity — European market compliance declaration referencing applicable IEC and EN safety standards for portable electric pumps.
- FCC / IC Certification — Radio frequency and electromagnetic compatibility certificates for North American market distribution.
- RoHS & REACH Compliance Reports — Substance restriction compliance documentation confirming the pump materials meet RoHS and REACH requirements.
- Product Test Reports — Third-party laboratory test reports covering performance, safety, and durability of the inflation pump under standardized conditions.
- Quality Management Certificates — ISO 9001 or equivalent quality system certifications for the manufacturing facility.
Document Pages
