U.S. Copyright Act of 1976: Primary federal copyright law (17 U.S.C. ���� 101-810) governing copyright protection, rights, and enforcement in the United States
Digital Millennium Copyright Act (DMCA): Federal law addressing digital copyright issues, including online infringement and technological protection measures
Copyright Term Extension Act: Law extending copyright terms and affecting duration of protection for works created by multiple authors
Joint Works Provisions: Section 201(a) of Copyright Act defining rights and ownership for works prepared by multiple authors with intention of merging contributions
Work for Hire Doctrine: Section 201(b) of Copyright Act determining ownership of works created in employment context or specially commissioned works
Transfer of Copyright Ownership: Section 204 of Copyright Act requiring written instrument for copyright transfer and assignment
Duration of Copyright: Section 302 of Copyright Act specifying copyright term length and duration calculations for joint works
First Amendment Considerations: Constitutional protections for free speech and expression that may impact copyright scope
Fair Use Doctrine: Legal principle allowing limited use of copyrighted material without permission for purposes such as criticism, commentary, or education
State Contract Laws: State-specific laws governing contract formation, enforcement, and interpretation applicable to copyright agreements
Berne Convention: International treaty providing copyright protection across member countries without formal registration requirements
Universal Copyright Convention: International copyright treaty providing protection for works of foreign nationals in member countries
WIPO Copyright Treaty: International agreement addressing copyright protection in digital environment and technological measures
