What happens to misindexed documents that have been submitted through EFS-WEB at the USPTO? Misindexed documents may be corrected through the normal USPTO...

A complete claim listing is only required whenever changes are made to any claims, but a claim listing may be submitted in a reply to an Office Action where no changes are made.

A title of an invention is not required to appear as a heading on the first page of a specification. To the extent that an applicant supplies a title on the specification, it should appear as a heading on the first page of the specification. Additionally, the title may now be supplied in an application data sheet.

Maintenance fees are required to keep in force all utility and reissue utility patents based on applications filed on or after December 12, 1980.

An international patent application (e.g., PCT application) can be filed in any language which the receiving Office accepts.

The USPTO proposes to amend the patent rules of practice so that the official receipt date of correspondence submitted electronically is the date in the Eastern time zone of the United States when the USPTO received the correspondence.

The USPTO's Office of Policy and International Affairs provides policy leadership, advocacy...

The PCT Contingency Upload Service allows the applicant (or his or her agent) to upload PDF documents, including new international applications and/or post-filing documents...

With the adoption of ST.26 as the new standard for sequence listings, the USPTO has revised its regulations. On May 20, 2022, the USPTO published a final rule to implement WIPO Standard ST.26...

The United States Patent and Trademark Office's (USPTO) eight-part recurring Path to a Patent series covers everything from intellectual property (IP) basics, to patent searching...

PatentsView is a patent data visualization and analysis platform that increases the value, utility, and transparency of U.S. patent data.

Groundbreaking research and policy findings from the USPTO's Office of the Chief Economist (OCE) on the economics of intellectual property (IP), including evaluating the nature...

Did you know that WIPO had a PCT case law database? The PCT Case Law Database contains legal and administrative decisions from national courts and regional administrative bodies...

The USPTO does not calculate expiration dates for patents. In response to patent owner and public inquiry, the USPTO provided a downloadable patent term calculator as a resource to help...

Reminder: It is the responsibility of the patentee to ensure maintenance fees and any applicable surcharges are paid timely to prevent expiration of the patent.

In this electronic age of the USPTO's Patent Center, the USPTO still accepts personal deliveries of patent applications.

For PCT applications, until international publication (18 months after the priority date), no third party is allowed access to an applicant's international application...

A claim listing of every claim ever presented in the application is required, even for preliminary amendments present on the filing date of the application.

On December 27, 2020, then U.S. President Donald Trump signed the Trademark Modernization Act (TMA) into law.

In this podcast, Kevin Rodkey, Damian Porcari, and Steve Koziol, discuss some of the programs the USPTO offers ..