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2. Provisional application - Wikipedia

   en.wikipedia.org/wiki/Provisional_application

   A provisional application is a legal document filed at the intellectual property offices of some countries that establishes a filing date for a patent application, but does not mature into an issued patent and will be deemed abandonned one year after its filing.

3. Term of patent in the United States - Wikipedia

   en.wikipedia.org/wiki/Term_of_patent_in_the...

   Under United States patent law, the term of patent, provided that maintenance fees are paid on time, is 20 years from the filing date of the earliest U.S. or international application (that is to say, an application under the PCT system) to which priority is claimed (excluding provisional applications).

4. United States patent law - Wikipedia

   en.wikipedia.org/wiki/United_States_patent_law

   However, patent term adjustment or extension are possible if the USPTO fails to issue a patent within 3 years after filing the full application, subject to various conditions on the applicant. [29] [circular reference] The rules for drafting and filing a patent application are set out in the Manual of Patent Examining Procedure (MPEP).

5. Patent application - Wikipedia

   en.wikipedia.org/wiki/Patent_application

   Exemplary PCT procedure, with a U.S. provisional application as a first filing. The PCT system enables an applicant to file a single patent application in a single language. The application, called an international application, can, at a later date, lead to the grant of a patent in any of the states contracting to the PCT. [5]

6. Electronic Filing System (USPTO) - Wikipedia

   en.wikipedia.org/wiki/Electronic_Filing_System...

   All users could file new applications for accelerated examination, design patents, design patent reissues, international applications for filing in the US receiving office, provisional applications, reexamination requests, utility patents under 35 U.S.C. § 111(a), utility patent reissues, U.S. National Stage applications under 35 U.S.C. § 371 ...

7. Term of patent - Wikipedia

   en.wikipedia.org/wiki/Term_of_patent

   The term of a patent is the maximum time during which it can be maintained in force. It is usually expressed in a number of years either starting from the filing date of the patent application or from the date of grant of the patent. In most patent laws, annuities or maintenance fees have to be regularly paid in order to keep the patent in ...