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安裝中文字典英文字典辭典工具!

安裝中文字典英文字典辭典工具!








  • U. S. Copyright Office
    Recordation Record transfers of copyright ownership and other documents pertaining to copyright for indexing into our public records Learn More
  • What is Copyright? | U. S. Copyright Office
    Who is a copyright owner? Everyone is a copyright owner Once you create an original work and fix it, like taking a photograph, writing a poem or blog, or recording a new song, you are the author and the owner Companies, organizations, and other people besides the work’s creator can also be copyright owners
  • Frequently Asked Questions | U. S. Copyright Office
    Frequently Asked Questions I've Submitted My Application, Fee, and Copy of My Work to the Copyright Office Now What?
  • Engage Your Creativity | U. S. Copyright Office
    Ready to learn more about how this automatic right affects your work and what it covers? Or how you can use the copyright-protected materials of others? We’ve pulled together a variety of resources to help you engage YOUR creativity
  • Copyright in General (FAQ) | U. S. Copyright Office
    Is my copyright good in other countries? The United States has copyright relations with most countries throughout the world, and as a result of these agreements, we honor each other's citizens' copyrights However, the United States does not have such copyright relationships with every country
  • What Does Copyright Protect? (FAQ) | U. S. Copyright Office
    Does copyright protect architecture? Yes Architectural works became subject to copyright protection on December 1, 1990 The copyright law defines “architectural work” as “the design of a building embodied in any tangible medium of expression, including a building, architectural plans, or drawings ”
  • Overview of the Copyright Office | U. S. Copyright Office
    The U S Copyright Office promotes creativity and free expression by administering the nation’s copyright laws and by providing impartial, expert advice on copyright law and policy for the benefit of all
  • El derecho de autor en español | U. S. Copyright Office
    ¿Tiene preguntas? Encuentre respuestas a algunas preguntas frecuentes sobre todo tipo de temas, desde los fundamentos del derecho de autor hasta el registro, el archivo de documentos y más ¿No ve las respuestas que necesita? También puede comunicarse con nuestra Oficina de Información Pública ¡Contamos con personal disponible para ayudarlo en español!


















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