--- title: "Trademark Blog & Guides | GTC" description: "Expert guides on trademark registration, costs, classes, office actions, and brand protection. Free resources from trademark specialists." lang: en json-ld: | [ { "@context": "https://schema.org", "@type": "Organization", "name": "Global Trademark Company LLC", "url": "https://globaltrademarkcompany.com", "logo": "https://globaltrademarkcompany.com/gtc-logo.svg", "description": "Multi-practice IP and business legal firm. Trademarks in 100+ jurisdictions, patents in 10 + PCT, copyrights under Berne. Operating since 2016.", "foundingDate": "2016", "sameAs": [ "https://www.linkedin.com/company/globaltrademarkcompany/", "https://www.trustpilot.com/review/globaltrademark.co" ], "contactPoint": [ { "@type": "ContactPoint", "telephone": "+1-510-973-4964", "contactType": "customer service", "areaServed": "US", "availableLanguage": [ "English" ] }, { "@type": "ContactPoint", "telephone": "+44-7453-347853", "contactType": "customer service", "areaServed": "GB", "availableLanguage": [ "English" ] }, { "@type": "ContactPoint", "telephone": "+91-6397-329955", "contactType": "customer service", "areaServed": "IN", "availableLanguage": [ "English", "Hindi" ] } ], "address": [ { "@type": "PostalAddress", "streetAddress": "712 H Street NE, Suite 2094", "addressLocality": "Washington", "addressRegion": "DC", "postalCode": "20002", "addressCountry": "US" }, { "@type": "PostalAddress", "streetAddress": "YSC Complex, 4th floor, A-400, 12 Ajit Singh House, Sri Aurobindo Marg", "addressLocality": "New Delhi", "addressRegion": "Delhi", "postalCode": "110016", "addressCountry": "IN" } ] }, { "@context": "https://schema.org", "@type": "Blog", "name": "Trademark Knowledge Center | Global Trademark Company", "description": "Expert guides, tips, and insights on trademark registration, brand protection, and intellectual property law.", "url": "https://globaltrademarkcompany.com/blog", "publisher": { "@type": "Organization", "name": "Global Trademark Company LLC", "logo": "https://globaltrademarkcompany.com/gtc-logo.svg" } } ] --- [](/) - Trademarks - Patents - Copyrights - Data Privacy - Business Legal - [Pricing](/pricing) - Resources - Company Sign inEN · USD Sign in # Trademark Knowledge Center Expert guides, practical tips, and in-depth articles on trademark registration, brand protection, and intellectual property law. AllCheck a nameRegister by countryWhat it costsFiling from abroadClassesWhere to file firstMarketplacesAfter filingEnforcementCopyrightPatents Enforcement. What to do when someone copies your mark, opposes it, or sends you a letter. [Glossary](/resources/glossary) [Cease and Desist](/services/cease-and-desist) [ ![Trademark Infringement: What It Is and What to Do About It](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/trademark-infringement-guide.jpg?width=800&quality=75&resize=contain&t=1780327114259) Enforcement ## Trademark Infringement: What It Is and What to Do About It Infringement is unauthorized trademark use that causes likely confusion. Here’s how to assess it fast and choose the right response path in the U.S. Feb 10, 2026 11 min read Read article ](/blog/trademark-infringement-guide) [ ![FIFA v PUMA: Both Lost World Cup 2022 Marks in Switzerland](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/pipeline/fd0ef27f-8c5b-4631-9cbf-c0173ad9a79b.jpg?width=400&quality=75&resize=contain&t=1781216891979) Enforcement ### FIFA v PUMA: Both Lost World Cup 2022 Marks in Switzerland Switzerland’s top court canceled four “World Cup 2022” marks—two by PUMA, two by FIFA. Here’s the rulebook it sets for non‑sponsor marketing ahead of 2026. Jun 11, 2026 10 min ](/blog/curious-case-file-how-fifa-and-puma-both-lost-world-cup-2022-in-switzerland-and-what-that-teaches-non-sponsors-for-2026)[ ![Well-Known Marks in China: CNIPA Practice vs Global Rules](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/well-known-marks-cnipa-global-standards-2026.jpg?width=400&quality=75&resize=contain&t=1780411202123) Enforcement ### Well-Known Marks in China: CNIPA Practice vs Global Rules China does not register “well‑known” marks. CNIPA or courts may recognize them only when needed in a case, and only with deep evidence. Here is how that works in 2026. Feb 24, 2026 9 min ](/blog/well-known-marks-cnipa-global-standards-2026)[ ![Trademark Monitoring and Enforcement: Protecting Your Brand After Registration](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/trademark-monitoring-enforcement.jpg?width=400&quality=75&resize=contain&t=1780411521110) Enforcement ### Trademark Monitoring and Enforcement: Protecting Your Brand After Registration A practical, treaty‑grounded playbook to detect, assess, and stop trademark infringements across markets after registration. Feb 10, 2026 12 min ](/blog/trademark-monitoring-enforcement)[ ![Trademark Monitoring and Enforcement in the EU: Protecting Your Brand Across 27 Member States](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/trademark-monitoring-enforcement-eu.jpg?width=400&quality=75&resize=contain&t=1780411465810) Enforcement ### Trademark Monitoring and Enforcement in the EU: Protecting Your Brand Across 27 Member States How to monitor and enforce EU trade marks across 27 Member States, when to rely on EUTMs vs national marks, and how to avoid non‑use pitfalls. Feb 6, 2026 11 min ](/blog/trademark-monitoring-enforcement-eu)[ ![Trademark Opposition: How to Challenge or Defend a Mark at the TTAB](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/trademark-opposition-ttab-guide.jpg?width=400&quality=75&resize=contain&t=1780327408596) Enforcement ### Trademark Opposition: How to Challenge or Defend a Mark at the TTAB A practical, statute‑anchored guide to filing or defending a TTAB opposition: 30‑day window, 40‑day answer, grounds, procedure, evidence, and appeals. Feb 3, 2026 10 min ](/blog/trademark-opposition-ttab-guide)[ ![Protecting a Brand Across ASEAN](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/asean-digital-economy-ip-protection.jpg?width=400&quality=75&resize=contain&t=1780411437559) Enforcement ### Protecting a Brand Across ASEAN DEFA is still being negotiated. Here is what China‑based brands should expect for ASEAN e‑commerce trademarks, what stays the same today, and what to prepare for next. Jan 30, 2026 10 min ](/blog/asean-digital-economy-ip-protection)[ ![China Trademark Opposition: Challenging or Defending a Mark Before CNIPA](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/china-trademark-opposition-cnipa.jpg?width=400&quality=75&resize=contain&t=1780411442275) Enforcement ### China Trademark Opposition: Challenging or Defending a Mark Before CNIPA A guide to China trademark opposition before CNIPA: the 3-month period, grounds, evidence, TRAB review, and anti-squatting strategies. Jan 14, 2026 14 min ](/blog/china-trademark-opposition-cnipa)[ ![EU Trademark Opposition: Timeline, Costs, and How to Respond](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/eu-trademark-opposition-timeline-costs.jpg?width=400&quality=75&resize=contain&t=1780326980873) Enforcement ### EU Trademark Opposition: Timeline, Costs, and How to Respond A practical guide to EU trademark opposition at EUIPO: the 3-month period, cooling-off, costs, Article 8 grounds, and how to file or defend. Jan 12, 2026 14 min ](/blog/eu-trademark-opposition-timeline-costs)[ ![Canadian Trademark Opposition: TMOB Proceedings](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/canadian-trademark-opposition-proceedings.jpg?width=400&quality=75&resize=contain&t=1780411458260) Enforcement ### Canadian Trademark Opposition: TMOB Proceedings A guide to Canadian trademark opposition before the TMOB: the 2-month period, filing a Statement of Opposition, evidence rounds, costs, and strategy. Jan 10, 2026 13 min ](/blog/canadian-trademark-opposition-proceedings)[ ![UK Trademark Opposition: Challenging or Defending a Mark Before the UKIPO](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/uk-trademark-opposition-ukipo.jpg?width=400&quality=75&resize=contain&t=1780411463395) Enforcement ### UK Trademark Opposition: Challenging or Defending a Mark Before the UKIPO A guide to UK trademark opposition at the UKIPO: the 2-month period, Form TM7, cooling-off, evidence rounds, costs awards, and defence strategies. Jan 8, 2026 14 min ](/blog/uk-trademark-opposition-ukipo)[ ![.AI & .Crypto Domain Trademarks: Filing Strategy & Cybersquatting Defense 2026](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/ai-crypto-domain-trademarks-cybersquatting-2026.jpg?width=400&quality=75&resize=contain&t=1780326654424) Enforcement ### .AI & .Crypto Domain Trademarks: Filing Strategy & Cybersquatting Defense 2026 AI and crypto domains are booming. Here’s how to lock down trademarks, use TMCH sunrises, and win UDRP disputes against cybersquatters in 2026. Jan 8, 2026 11 min ](/blog/ai-crypto-domain-trademarks-cybersquatting-2026)[ ![Trademark Opposition in India: Filing and Defending Before the Registrar](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/trademark-opposition-india.jpg?width=400&quality=75&resize=contain&t=1780411482250) Enforcement ### Trademark Opposition in India: Filing and Defending Before the Registrar A guide to trademark opposition in India under Section 21: the 4-month window, Form TM-O, Counter Statement, evidence, hearings, and defense. Jan 6, 2026 10 min ](/blog/trademark-opposition-india)[ ![Japan JPO Trademark Opposition: Grounds, Timelines & Evidence 2026](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/japan-jpo-opposition-grounds-timelines-2026.jpg?width=400&quality=75&resize=contain&t=1780411186427) Enforcement ### Japan JPO Trademark Opposition: Grounds, Timelines & Evidence 2026 A step-by-step guide to Japan’s JPO trademark opposition: who can file, grounds, deadlines, evidence strategy, and appeal paths for 2026. Dec 28, 2025 10 min ](/blog/japan-jpo-opposition-grounds-timelines-2026)[ ![Protecting Your Brand Online in Brazil](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/brazil-eca-digital-online-brand-protection-2026.jpg?width=400&quality=75&resize=contain&t=1780411175873) Enforcement ### Protecting Your Brand Online in Brazil Brazil’s ECA Digital resets online brand protection. Here’s what e-commerce and digital brands must do in 2026 to stay compliant—and enforce smarter. Dec 27, 2025 8 min ](/blog/brazil-eca-digital-online-brand-protection-2026)[ ![India Trademark Opposition: Deadlines, Grounds and Appeals](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/india-trademark-opposition-ipab-dpiit-2026.jpg?width=400&quality=75&resize=contain&t=1780411189624) Enforcement ### India Trademark Opposition: Deadlines, Grounds and Appeals Understand India trademark opposition after IPAB’s abolition: procedures, grounds, timelines, and how 2026-era DPIIT efficiency pushes shape your strategy. Dec 1, 2025 10 min ](/blog/india-trademark-opposition-ipab-dpiit-2026)[ ![Cease and Desist Letters in Australia: Enforcement 2026](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/australia-trademark-cease-desist-2026.jpg?width=400&quality=75&resize=contain&t=1780411379501) Enforcement ### Cease and Desist Letters in Australia: Enforcement 2026 What AU brand owners need to know to draft ACCC‑compliant cease and desist letters that resolve trademark disputes fast in 2026—without rushing into court. Nov 22, 2025 9 min ](/blog/australia-trademark-cease-desist-2026)[ ![Bad-Faith Trademark Filings in China: How to Fight Back](https://zbdppqwokjgncujmplfm.supabase.co/storage/v1/render/image/public/application-files/blog/bad-faith-filings-china-opposition-remedies-2026.jpg?width=400&quality=75&resize=contain&t=1780411188916) Enforcement ### Bad-Faith Trademark Filings in China: How to Fight Back How to spot and stop bad‑faith trademark filings in China in 2026—what CNIPA looks for, how to oppose, and how to unwind squatter registrations fast. Nov 7, 2025 9 min ](/blog/bad-faith-filings-china-opposition-remedies-2026) ## Site footer ![Global Trademark Company](/assets/gtc-logo-white-DQ8YcvVd.svg) Secure Every Step of Your Growth Trusted by brands since 2016 [hello@globaltrademarkcompany.com ](mailto:hello@globaltrademarkcompany.com) [](https://www.linkedin.com/company/globaltrademarkcompany/) [+1 510-973-4964 (US & International) ](tel:+15109734964)[+44 7453 347853 (UK & EU) ](tel:+447453347853)[+91 6397-329955 (India) ](tel:+916397329955) ### Company - [About us](/about) - [Contact](/contact) - [Our lawyers](/lawyers) - [Case studies](/case-studies) - [Careers](/careers) - [Press](/press) - [B2B partners](/b2b-partners) - [GTC Advantage](/gtc-advantage) ### Services - [All services →](/services) - [US trademark](/services/us-trademark) - [Madrid Protocol](/services/madrid-protocol-filing) - [Patent filing](/services/patent-filing) - [Copyright registration](/services/copyright-registration) - [Commercial contracts](/services/nda-drafting) - [Fractional GC](/services/fractional-gc) - [Data privacy](/services/gdpr-compliance) ### Resources - [All Resources](/resources) - [Blog](/blog) - [Trademark Glossary](/resources/glossary) - [Country Guides](/resources/country-guides) - [Specimen Guide](/resources/specimen-guide) - [Class Assist](/class-assist) - [Free TM Check](/free-trademark-check) - [Free Consultation](/free-consultation) - [Reviews on Trustpilot](https://www.trustpilot.com/review/globaltrademark.co) ### Get Started - [Login](/login) - [Sign up](/signup) - [Application status](/application-status) - [Terms of service](/terms) - [Privacy policy](/privacy) - [Refund & credit policy](/refund-policy) - [Sitemap](/sitemap) ### Our Offices United States 712 H Street NE, Suite 2094 Washington DC 20002 India 4th Floor, A-400, 12 Ajit Singh House Sri Aurobindo Marg, New Delhi 110016 European Union Iskar 75 Str., office 2 Sofia, Bulgaria China 2nd floor No. 51 Zhongshan Yi Road Guangzhou, China United Kingdom Unit 1A, 1 Bridge Road Camberley, Surrey GU15 2QR We accept: ![Visa](/assets/visa-logo-DngOCJX3.webp) ![Apple Pay](data:image/webp;base64,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) Stripe Payoneer Wire [Trustpilot](https://www.trustpilot.com/review/globaltrademark.co) © 2026 Global Trademark Company LLC. All rights reserved. [Legal Notice](/terms)[Privacy Policy](/privacy)[Cookie Policy](/cookies)[Refund Policy](/refund-policy)Cookie Settings Hi! How can we help you today? Cookies help us improve the site. We use cookies to improve your experience, analyze site traffic, and personalize content. [Learn more](/cookies) Manage Manage Preferences RejectAccept