The following have been appointed by the PCT Contracting States as International Searching Authorities (ISAs).

WIPO has a web page that culminates the intellectual property Offices' closed dates by the respective Offices.

The International Bureau has a summary of filing restrictions for reasons of national security in the following PCT Contracting States...

US patent maintenance fees are only required for maintaining an original or reissue patent, except for a design or plant patent.

When an applicant files a substitute specification, the following are required under 37 CFR 1.125: (1) a statement that the substitute specification includes no new matter...

The USPTO offers interactive virtual Instructor Led Training (vILT) courses led by USPTO trainers and focuses on in-depth discussion on selected topics based on recent updates...

The USPTO maintains a list for informational purposes of patent terms extended under 35 U.S.C. § 156.

The USPTO's Patent Center has a single interface for filing and managing patent applications.

WIPO provides a chart summarizing whether respective offices accept requests for the restoration of the right of priority. A link can be found here to this summary.

WIPO maintains listings of intellectual property Offices' closed dates that are furnished yearly by the respective Offices.

Beginning on February 1, 2023, a new program at the USPTO expedites examination for a broad scope of technologies to prevent cancer and cancer mortality, in support of President Biden's...

The USPTO provides training materials for the Patent Public Search tool. Stakeholders who run the same searches in the Patent Public Search on a periodic basis can set up an external web link that...

REMINDER: On August 3, 2020, the USPTO published a final rule in the Federal Register that includes a fee for new patent applications filed under 35 U.S.C. § 111(a)...

Beginning April 18, 2023, the USPTO is shifting towards issuing paper waste-reducing electronic patent grants (eGrants) to patent recipients—a new process that delivers the official copy of patent...

How does a stakeholder get notified of an eGrant? Issue Notifications will be available electronically via Patent Center after the payment of the issue fee....

During examination of a pending US patent application or after the US patent is granted, the owner of the patent may change: 1) the original owner may transfer ownership to another entity or party...

In the USPTO's Patent Center, saved submissions will be stored for 14 days.

The USPTO maintains an events webpage listing current events in all the USPTO locations. A link to the webpage can be found here.

The USPTO has a webpage that contains training materials and resources used to instruct patent examiners regarding the design patent application examination process.

A claim listing is required when there is a change to an existing claim, cancellation of an existing claim or addition of a new claim and that listing must include a complete listing of all claims ever presented.