Legal Insights
Plain-language guides and case briefs on Philippine law — researched from the firm's law library of 184,000+ statutes, Supreme Court decisions, and agency issuances, and written so non-lawyers can understand and act on them.
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Unfair Competition: Likelihood of Confusion vs. Actual Deception in Philippine Trademark Cases
Philippine Supreme Court clarifies that unfair competition requires actual intent to deceive, not just confusing similarity, and explains the proper remedy for DOJ rulings.
Trademark License Revocation: When Unauthorized Use Justifies Termination
Philippine Supreme Court ruling on when a trademark owner may validly revoke a license for unauthorized use beyond the agreed scope.
Well-Known Foreign Trademarks Protected in the Philippines Even Without Local Registration
Philippine Supreme Court affirms protection for well-known foreign trademarks like IN-N-OUT Burger, even without local registration or local business presence.
Trademark Rights vs Registration: Resolving Unfair Competition Claims
The Supreme Court clarifies how trademark registration and actual use affect unfair competition claims under the Intellectual Property Code.
Intellectual Property Rights and the Scope of Search Warrants in Trademark Infringement Cases
Learn how the Supreme Court defined the proper scope of search warrants in trademark infringement cases involving intellectual property rights.
Upholding Search Warrants in Intellectual Property Cases: The Yao v. People Ruling
The Supreme Court affirms search warrants issued in trademark infringement cases, clarifying probable cause and warrant requirements under Philippine law.
Dominance Prevails Understanding Trademark Confusing Similarity IN THE Philippines
Trademark Territoriality and Bad Faith Registration in the Philippines
Philippine Supreme Court clarifies territoriality principle and bad faith in trademark registration under R.A. 166 in Shangri-La case.
Trademark Ownership in the Philippines: Why Prior Use Beats Registration Alone
The Supreme Court explains why actual use in commerce, not mere registration, determines trademark ownership under Philippine law.
Protecting Trademarks: The Balance Between Brand Identity and Business Operations
The Supreme Court clarifies when preliminary injunctions may issue in trademark cases, balancing brand protection against business disruption.
Trademark Infringement Courts Retain Jurisdiction Despite Pending Trademark Cancellation Proceedings
Philippine Supreme Court clarifies that courts can hear trademark infringement cases even while cancellation proceedings are pending before the intellectual property office.
Burger Battle: Protecting Trademarks and Preventing Unfair Competition in the Philippines
Philippine Supreme Court clarifies trademark infringement and unfair competition tests in the McDonald's "Big Mac" vs. "Big Mak" case.
Trademark Protection Prior USE Trumps Registration IN Trademark Disputes
Trademark Protection for Well-Known Marks Extends to Unrelated Goods Under IP Code
The Supreme Court clarifies how Section 123.1(f) of the IP Code protects well-known marks like Rolex even against use on unrelated goods or services.
Prior Use of a Brand Name Prevails Over Copyright or Patent Claims
Philippine Supreme Court ruling on why trademark rights based on prior use trump copyright or patent registrations in brand name disputes.
Protecting Trademarks: Infringement and Damages for Similar Designs
Supreme Court clarifies trademark infringement rules, damages, and copyright cancellation for similar arcuate designs on jeans.
Trademark Infringement: How the Dominancy Test Protects Brand Recognition
The Supreme Court explains why the dominancy test, not the holistic test, governs confusing similarity in trademark infringement cases.
Prior Use and Confusing Similarity in Trademark Cancellation Cases
Philippine Supreme Court explains prior use, confusing similarity, and the Paris Convention in trademark cancellation disputes.
Trademark Rights for Dissimilar Goods: The Canon Case and Philippine Law
The Supreme Court explains when a trademark owner can stop others from using the same mark on unrelated products, and the limits of Paris Convention protection.
Trademark Re-Registration and Res Judicata: When Prior Decisions Don't Bar New Trademark Disputes in the Phili
Philippine Supreme Court explains when res judicata bars trademark oppositions and how the Paris Convention protects well-known marks.
Protecting Well-Known Foreign Trademarks: The Barbizon Case and the Paris Convention
A Philippine Supreme Court ruling on when a foreign trademark owner may claim protection under the Paris Convention despite a prior local registration.
Bottle Ownership and Trademark Rights: Navigating Philippine Law
Philippine Supreme Court ruling on who owns liquor bottles after sale and the limits of trademark protection under R.A. 623.
Trademark Protection vs Ownership: Rights Over Branded Bottles and Containers
Philippine Supreme Court clarifies how trademark rights over branded bottles interact with ownership rights when containers are sold to consumers.