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日期:2026-04-21
The first patent law was enacted in 1790. The patent laws underwent a general revision which was enacted July 19, 1952, and which came into effect January 1,  ......
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日期:2026-04-20
The United States Patent and Trademark Office ( USPTO) has announced changes to its rules of practice as ......
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日期:2026-04-21
The Patents Ombudsman Program enhances the USPTO's ability to assist applicants or their representatives ......
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日期:2026-04-19
USPTO Patent Application Initiatives - During Examination Share | Print USPTO Patent Application Initiat ......
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日期:2026-04-18
Full text of USPTO Patent Application Publications: 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, ......
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日期:2026-04-17
Quick and easy - where to get a patent application and what kind you will need. ... When you receive a pa ......
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日期:2026-04-22
To obtain intellectual property rights to an idea or invention, an inventor applies to the United States ......
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日期:2026-04-20
行動版 - 2014年12月12日 - EFS-Web - File as a Registered or Unregistered eFiler, view EFS-Web Announcements ......