对于将本国完成的发明创造向外国申请专利,中美两国的法律均有一定的限制。中国《专利法》第三次修改后,在第20条中增加了对本国完成的发明或实用新型欲向外国申请专利的保密审查程序。与中国《专利法》第20条类似,美国专利法第184条要求,任何人将在美国完成的发明在美国提出专利申请的6个月内,非经专利商标局许可,不得自己或使他人或 There are certain restrictions on the laws of China and the United States in applying for patenting of inventions completed in their own countries to foreign countries. After the third revision of the “Patent Law” in China, Article 20 added the procedure of examining the secrecy of a patent for inventions or utility models made in China to foreign countries. Similarly to Article 20 of the Patent Law of China, Article 184 of the U.S. Patent Law requires that any inventions made in the United States by anyone to be filed within the United States within six months from the filing of a patent application by the United States shall not, without the permission of the Patent and Trademark Office, or