Patent invalidation victory clears the way for the global LED leader to launch its street lamp products

2025-11-19

I. Case Introduction 

The core street lighting products of a leading international company in the field of optoelectronics have been accused of infringing on high-risk external patents, facing the threat of lawsuits and being hindered in the promotion of new products. ZYIP, relying on a professional team, conducts systematic global searches to identify key evidence, efficiently initiates patent invalidation proceedings, and within just 6 months, successfully invalidated all the claims of the involved patent, completely removing the obstacles to the launch of the client's products, and safeguarding orders from both domestic and international markets as well as the brand reputation. 


II. Case Details 
1.Customer type/Industry
An international leading enterprise in the field of optoelectronics, specializing in the research and development of intelligent street lighting products and global market promotion. 


2. Customer Pain Points/Problem Descriptions
(1) The core street lamp products have been accused of infringement by external patents, facing significant litigation risks;
(2) The new product promotion plan has been hindered, and market expansion has come to a standstill;
(3) The patent risk may trigger a chain reaction in the market, affecting domestic and foreign orders as well as brand reputation. 


3. Solutions and Process
(1) Systematic Global Evidence Search
Utilizing the professional expertise in the field of optoelectronics, conduct multi-language and multi-country patent literature searches, and ultimately identify several prior public documents with strong destructive power, laying the evidence foundation for the invalidation process. 


(2) Collaboratively develop invalidation strategies
Collaborate with technical experts and the client team to precisely formulate the reasons for invalidation requests based on core evidence, and draft legal documents that are logically sound and well-supported by evidence. 


(3) Efficiently advancing legal procedures
In September 2024, the invalidation request was officially submitted. Through professional representation and efficient progress, a review decision was obtained within 6 months. 


4. Achievements/Results
(1) Patent invalidation success: On February 2025, the review decision was received, and all claims of the involved patent were declared invalid;
(2) Risks completely eliminated: The patent infringement risks and litigation threats faced by the product were completely removed;
(3) Market access restored: The customer's street lamp products were able to be safely and legally launched to the market in a comprehensive manner, and domestic and foreign orders resumed smooth flow;
(4) Brand reputation guaranteed: Through professional services, a solid guarantee was provided for the brand reputation of the client. 


III. Case Significance
This case fully demonstrates the professional capabilities and efficient execution ability of ZYIP in handling complex patent risks. Through precise evidence retrieval and legal argumentation, it completely resolved the significant intellectual property risks of the client within a short period of time. This not only reflects the value of professional legal services but also highlights the crucial role of intellectual property service institutions in safeguarding enterprises' market expansion and protecting commercial interests. This case provides a successful example for technology-based enterprises to deal with similar patent risks, and verifies the significant value of building a safe channel for product launch through professional intellectual property services.
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