Multiple patent or trademark registrations in different countries can increase the protection of your products and reduce the success rate of competitors in legal proceedings. Here are some common strategies: 1. **International Registration Agreements**: Use international agreements, such as the Paris Convention and the Madrid System, to register patents and trademarks internationally. These agreements allow you to apply for protection in multiple member countries through a single application, simplifying the process. 2. **Local Registration**: Register locally for key markets. Even if you have applied through international agreements, you can submit separate applications in important markets to ensure full coverage. 3. **Multi-class Registration**: For trademarks, you can register in multiple classes to increase the scope of protection of your trademark, so that even if competitors circumvent it in one class, it is difficult to circumvent it in other classes. 4. **Different Patent Types**: Apply for invention patents, utility patents and design patents for different innovations to ensure that all aspects of your product are protected. 5. **Combination Trademarks**: Register a trademark with a combination of text and graphics, or use color trademarks to increase the difficulty of imitation. 6. **Strategic use of first release**: In some cases, by releasing certain information first, competitors can be prevented from applying for patents with similar products or technologies. 7. **Regional differentiation**: Differentiated applications are made according to different legal requirements and market realities in each country to ensure that the content of the application in each market is protected by law to the maximum extent. 8. **Continuous monitoring and maintenance**: Establish a monitoring system to promptly detect and oppose potential infringement applications to maintain the validity of trademarks and patents. 9. **Legal procedure utilization**: In some countries, by applying for delayed examination and other procedures, the time and cost burden of opponents is increased. 10. **Secret application and publication strategy**: In some cases, patent application information about certain features of the product is deliberately not published to hide technical details. These strategies should be coordinated with professional intellectual property lawyers to ensure legality and effectiveness, and combined with the company's overall market strategy to achieve the best results.