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    USPTO Fax Numbers: Patents (571) 273-8300, Trademarks & Assignments

    Central USPTO patent fax (571) 273-8300, trademark fax (571) 273-8950, assignments (571) 273-0140. Full department directory plus what you can’t fax.

    Read More: USPTO Fax Numbers: Patents (571) 273-8300, Trademarks & Assignments

More Fax-Related FAQs

  • Send a fax to EdFinancial

  • USPTO Fax Numbers: Patents (571) 273-8300, Trademarks & Assignments

  • Fax Form SS-4 to the IRS at 855-641-6935 in 5 Steps

  • IRS Fax Number Directory: Where to Fax SS-4, 2848, 8821, CP2000 and More

  • Medicare Fax Number: Find Your Local SSA Office in 4 Steps

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  • MOHELA Fax Number (866) 222-7060: Fax Loan Forms & Letters Online

  • Nelnet Fax Number (888) 274-9876: Send Student Loan Forms Online

  • Send a fax to Aidvantage (formerly Navient)

  • Send a fax to FedLoan

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