How should I submit correspondence that requires immediate USPTO attention?

For correspondence that requires immediate attention from the USPTO, such as certain petitions or time-sensitive documents, the following methods are recommended: Use the USPTO patent electronic filing system (EFS-Web or Patent Center). This is the preferred method for most immediate correspondence. Where permitted, use facsimile transmission to the appropriate area of the Office. Hand-carry the…

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Do I need to provide copies of U.S. patent documents when responding to an unlocatable file notice?

No, you do not need to provide copies of U.S. patent documents when responding to an unlocatable file notice. The MPEP clearly states: Since the Office can obtain copies of U.S. patent documents (U.S. patent application publications and patents) from its internal databases, the Office is not requiring applicants or patentees to provide copies of…

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What is the central facsimile number for patent application-related correspondence at the USPTO?

The central facsimile number for patent application-related correspondence at the USPTO is (571) 273-8300. According to MPEP 502.01: All patent application related correspondence transmitted by facsimile must be directed to the central facsimile number, with a few exceptions below. The central facsimile number is (571) 273-8300. This central number should be used for most patent-related…

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