U.S. Patent and Trademark Office: Current news and policies regarding the USPTO. Itemization of fees and services. Includes an (800) telephone number for inquiries.
专利和商标部门:关于PTO
新的新闻和政策。逐条记录计费和服务，
括一个800查询电话。
专利商标局（The United States Patent and Trademark Office）U.S. Patent and Trademark Office: Current news and policies regarding the USPTO. Itemization of fees and services. Includes an (800) telephone number for inquiries.
专利和商标部门:关于PTO新的新闻和政策。逐条记录计费和服务，括一个800查询电话。
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