Overseas intellectual property

Guangdong Zhiming Law Firm provides professional legal services for you.

Why do Chinese companies always get stuck in the novelty test under Article 102 of the Patent Law when applying for patents in the United States? The judgment logic and response approach of USPTO examiners

The core reason why US patent applications are stuck under Article 102 of the Patent Law is often not that the technology is not new enough, but rather the Chinese applicants' habit of prioritizing application dates[

Why is the price difference three times in response to the US trademark OA? Lawyer Shen Jinlong dissects the key links between objections and invalidity, and what are the qualifications of the agency to consider

The response from the US trademark OA ranges from several…

When an EU trademark is subject to invalidity or revocation proceedings, how exactly do the evidentiary requirements and appeal routes work in EUIPO proceedings? The response and the appeal are two separate procedures.

When an EU trademark is subject to invalidity or revocation…

What kind of lawyer should a Shenzhen company look for when applying for a US design patent? Attorney Shen Jinlong explains three key time windows—miss one and you wait another year

Conclusion first: For Shenzhen companies pursuing US design…

Should you find one firm to coordinate US and EU IP cases? In 2026, Attorney Shen Jinlong discusses dual-jurisdiction collaboration, and where cross-border collaboration most easily breaks down

Should you find one firm to coordinate? My answer is: in most…

After Brexit, is the originally registered EU trademark still valid in the UK, do I need to reapply, and how do UK clone trademarks connect?

Conclusion first: EU trademarks (EUTM) registered before…

Amazon and Temu links were taken down for 48 hours. Attorney Shen Jinlong gives Shenzhen sellers emergency handling steps. Appeal materials must be prepared according to platform rules.

The 48 hours after a link is taken down is the golden window…

What should you do if your U.S. trademark is opposed during the publication period? Response strategies and timeline for the 2026 30-day opposition period and TTAB answer—the opposition period runs from the publication date.

Being opposed after U.S. trademark publication does not mean…

How Should U.S. Invention Patent OA Responses and Invalidity Defense Proceedings Be Coordinated? Attorney Shen Jinlong's Practical Judgment: Whether to Respond First or Seek Invalidation First Must Be Calculated Clearly

Conclusion first: In the vast majority of cases, respond to…

When a U.S. trademark is subject to a cancellation proceeding, how should evidence be organized in a TTAB case, how is the order of proof arranged, is there still room for settlement, and how do the legal consequences of cancellation and invalidation differ?

Conclusion first: After receiving a U.S. trademark…

Which firm is professional for EU design patent opposition invalidation defense, in 2026 Attorney Shen Jinlong explains the procedures and key winning factors, missing the response deadline will cause trouble

Conclusion first: for responding to an EU design patent…

The 30-month deadline for entering the U.S. national stage of a PCT application, what to note for 2026 material preparation and priority claims, if missed, only the bypass procedure remains

Conclusion first: 30 months is not a flexible deadline; once overdue, basically only the bypass procedure remains. The deadline for a PCT application to enter the U.S. national phase is 30 […]
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