What is the requirement for the same inventor or at least one common joint inventor in foreign priority claims?

For a valid foreign priority claim, the U.S. application must have at least one common inventor with the foreign application. This requirement ensures that the right of priority is only available to the actual inventors or their legal representatives. As stated in MPEP 213.02: “Consistent with longstanding Office policy, this is interpreted to mean that…

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How do I claim priority to a prior foreign patent application in a U.S. patent application?

To claim priority to an earlier-filed foreign application, the applicant must: 1. File the U.S. application within 12 months of the foreign application’s filing date (6 months for design applications).2. In the U.S. application, include a claim for priority that identifies the foreign application. For applications filed on/after 9/16/12, this must be in an ADS.3.…

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How do I claim priority to a provisional application in a later-filed nonprovisional application?

Claiming priority to a provisional application is different from claiming foreign priority. To claim the benefit of a provisional application in a later-filed nonprovisional application: The nonprovisional must be filed within 12 months of the provisional filing date A specific reference to the provisional application must be made in an application data sheet The provisional…

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Can I claim priority to multiple foreign applications?

Yes, it is possible to claim priority to multiple foreign applications in a U.S. patent application, provided certain conditions are met: Each foreign application must independently meet the requirements for a priority claim The U.S. application must be filed within 12 months of the earliest filed foreign application The claimed subject matter must be supported…

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What is the time period for filing a certified copy of the foreign priority application in a U.S. application filed on or after March 16, 2013?

For an original application filed under 35 U.S.C. 111(a) on or after March 16, 2013, a certified copy of the foreign application must be filed within the later of four months from the actual filing date of the application or sixteen months from the filing date of the prior foreign application, except as provided in…

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