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Welcome to eGyanKosh’s dedicated resource for Unit-13: Office of the Controller General of Patents, Designs, and Trademarks. This comprehensive study material, designed for IGNOU students in 2025, provides an in-depth exploration of the critical functions, roles, and regulations surrounding intellectual property in India. Here, you can easily access free downloadable resources that will enhance your understanding of the legal frameworks governing patents, designs, and trademarks. Whether you are a student preparing for exams or a professional seeking to deepen your knowledge, this valuable material is tailored to support your academic journey and career aspirations in the field of intellectual property.