美国著作权历史-美国对专利权著作权商标权的法

美国 音像制品版权保护 多少年？
Preface: Amendments to Title 17 since 1976
Chapter 1: Subject Matter and Scope of Copyright
Chapter 2: Copyright Ownership and Transfer
Chapter 3: Duration of Copyright
Chapter 4: Copyright Notice, Deposit, and Registration
Chapter 5: Copyright Infringement and Remedies
Chapter 6: Manufacturing Requirement and Importation
Chapter 7: Copyright Office
Chapter 8: Proceedings by Copyright Royalty Judges
Chapter 9: Protection of Semiconductor Chip Products
Chapter 10: Digital Audio Recording Devices and Media
Chapter 11: Sound Recordings and Music Videos
Chapter 12: Copyright Protection and Management Systems
Chapter 13: Protection of Original Designs
Appendix A: The Copyright Act of 1976
Appendix B: The Digital Millennium Copyright Act of 1998
Appendix C: The Copyright Royalty and Distribution Reform Act of 2004
Appendix D: The Satellite Home Viewer Extension and Reauthorization Act of 2004
Appendix E: The Intellectual Property Protection and Courts Amendments Act of 2004
2009 Appendix F — Title 18 — The Prioritizing Resources and Organization for Intellectual Property Act of 2008
2009 Appendix G — Title 18 — Crimes and Criminal Procedure, U. S. Code
2009 Appendix H — Title 28 — Judiciary and Judicial Procedure, U. S. Code
2009 Appendix I — Title 44 — Public Printing and Documents, U. S. Code
2009 Appendix J — The Berne Convention Implementation Act of 1988
2009 Appendix K — The Uruguay Round Agreements Act of 1994
2009 Appendix L — GATT ⁄ Trade-Related Aspects of Intellectual Property Rights (TRIPs) Agreement, Part II
2009 Appendix M — Definition of “Berne Convention Work

这是美国现行的著作权相关法律，在美国法典（United State Code)中被称为Title 17.
http://www.copyright.gov这个是美国著作权办公室的网站，
http://www.copyright.gov/title17/这个分页就是关于著作权法律的目录。
美国版权是怎么规定的？
英日对照翻译的美国知识产权法介绍，希望对你有用

　　アメリカ知财戦略の基础知识(BASICS OF US IP STRATEGY)
　　Four Types of Intellectual Property（4种类の知的财产権）
　　Patents （特许）
　　Trademarks（商标）
　　Copyright（著作権）
　　Trade Secrets（トレードシークレット）
　　What is Patent?（特许とは何か）
　　Definition of patent（特许の定义）
　　The right to exclude others from making, using, selling, offering for sale, or importing the invention throughout the United States
　　Limitations of patent（特许権の限界）
　　Geographical（地理的限界）
　　A patent issued by one country cannot be enforced in another – the inventor or its assignee must apply in each country in which patent protection is desired