Document Overview
Document Overview This document is an official Utility Model Patent Certificate issued by the National Intellectual Property Administration of the People’s Republic of China (CNIPA). The certificate confirms the grant of intellectual property protection for an innovative air pump mechanism. The authorization was publicly announced…
- 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 National Intellectual Property Administration of the People’s Republic of China (CNIPA). The certificate confirms the grant of intellectual property protection for an innovative air pump mechanism. The authorization was publicly announced on March 20, 2026, and patent rights took effect on the same date. The certificate bears certificate number 第24001619号 and covers the invention as described within the scope of the granted utility model.
The patent was examined and approved in accordance with the Patent Law of the People’s Republic of China. All legal information regarding patent validity and ownership transfers is governed by the official patent register maintained by CNIPA. The Director-General of CNIPA, Shen Changyou, authorized the grant on March 20, 2026.
Product Information
The patented invention is directly embodied in the 龙德 series air pump, manufactured and marketed by ETENWOLF. The utility model protects a key structural innovation that improves the usability and durability of portable inflation tools.
| Field | Detail |
|---|---|
| Utility Model Name | 一种无需拆卸出气软管的气泵 (An Air Pump with a Non-Detachable Air Outlet Hose) |
| Patent Holder | 磨针科技（深圳）有限公司 (Mozhen Technology (Shenzhen) Co., Ltd.) |
| Registered Address | Floor 5, Unit 503, Building 4, Phase 2, Tian’an Cloud Valley Industrial Park, Gangтou Community, Bantian Street, Longgang District, Shenzhen, Guangdong, 518000, China |
| Inventors | Zhong Quanchang; Xu Rongfeng; Zhou Zhang; Tian Yingming |
| Associated Product | 龙德 Air Pump |
Key Details
The following table presents the core bibliographic and legal data extracted directly from the patent certificate. All numbers and dates are preserved exactly as issued.
| Item | Value |
|---|---|
| Certificate Number | 第24001619号 |
| Patent Number (ZL) | ZL 2025 2 1424870.1 |
| Authorization Announcement Number | CN 224017369 U |
| Application Date | July 8, 2025 |
| Authorization Announcement Date | March 20, 2026 |
| Patent Effective Date | March 20, 2026 (date of authorization announcement) |
| Applicant on File Date | 磨针科技（深圳）有限公司 (Mozhen Technology (Shenzhen) Co., Ltd.) |
| Inventors on File Date | Zhong Quanchang; Xu Rongfeng; Zhou Zhang; Tian Yingming |
| Barcode Reference | *2025214248701* |
The core innovation protected by this utility model is the design of an air pump in which the air outlet soft hose does not require removal during normal operation or storage. This structural improvement reduces mechanical wear on the hose connection point, simplifies the user experience, and extends the service life of the inflation tool — key attributes of the 龙德 product line.
Standards & Compliance
This utility model patent was granted following examination under the Patent Law of the People’s Republic of China and its implementing regulations. As a utility model (实用新型), the grant confirms that the invention meets the statutory requirements of novelty and practical applicability as defined under Chinese patent law.
- Governing Law: Patent Law of the People’s Republic of China
- Patent Type: Utility Model (实用新型) — protects the shape, structure, or combination thereof of a product
- Issuing Authority: National Intellectual Property Administration, PRC (CNIPA)
- Announcement Number: CN 224017369 U — published in the official CNIPA patent gazette
- International Classification: Utility model patents filed in China may also be referenced under WIPO classification frameworks for inflation and pneumatic device categories
ETENWOLF products including the 龙德 air pump are developed in alignment with international quality and safety standards across relevant markets.
Validity & Certification Body
The patent right for this utility model took effect on the authorization announcement date of March 20, 2026, and remains in force for a statutory term of 10 years from the application date of July 8, 2025, subject to timely payment of annual maintenance fees as required by Chinese patent law.
| Parameter | Value |
|---|---|
| Application Date | July 8, 2025 |
| Effective Date | March 20, 2026 |
| Statutory Term | 10 years from application date (expires approximately July 8, 2035) |
| Issuing Body | National Intellectual Property Administration, PRC (CNIPA) |
| Director-General | Shen Changyou (申长雨) |
| Certificate Number | 第24001619号 |
All legal status updates — including ownership transfers, licensing agreements, or invalidation proceedings — are recorded in the official CNIPA patent register, which serves as the authoritative source of truth for this patent’s legal standing.
Frequently Asked Questions
- What does this utility model patent protect for the 龙德 air pump?
- The patent ZL 2025 2 1424870.1 protects the structural design of an air pump in which the air outlet soft hose does not need to be detached during use or storage. This design reduces wear, simplifies operation, and is a proprietary feature of the 龙德 air pump series.
- Who owns the patent and who manufactures the product?
- The patent is held by 磨针科技（深圳）有限公司 (Mozhen Technology (Shenzhen) Co., Ltd.), the technology and manufacturing entity behind the 龙德 product marketed under the ETENWOLF brand globally.
- When does this patent expire?
- Chinese utility model patents have a statutory term of 10 years from the application date. With an application date of July 8, 2025, this patent is valid until approximately July 8, 2035, provided annual maintenance fees are paid. The effective date of the right is March 20, 2026.
- How can I verify this patent’s current legal status?
- The current legal status can be verified through the official CNIPA patent database by searching for patent number ZL 2025 2 1424870.1 or announcement number CN 224017369 U. The patent register is the authoritative source for any ownership or validity changes.
Related Documents
For a complete compliance and intellectual property portfolio for the 龙德 air pump and other ETENWOLF inflation tools, the following related document types are recommended:
- Appearance Patent Certificate — protecting the ornamental or aesthetic design of the air pump housing and hose assembly
- Invention Patent Certificate — for any novel method or process innovations related to the inflation mechanism
- CE Declaration of Conformity — confirming compliance with EU safety directives for sale in European markets
- FCC Certification — for electronic inflation tool models sold in the United States, confirming electromagnetic compatibility
- RoHS / REACH Compliance Report — documenting restriction of hazardous substances in materials used in the 龙德 pump components
- ISO 9001 Quality Management Certificate — confirming the manufacturing facility meets international quality management standards
- UN 38.3 Test Report — applicable if the product includes a lithium battery, certifying safe transport under UN transport regulations
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