Last June 8, 1995, the provisional patent application offered by United States Patent and Trademark Office (USPTO) took effect. Provisional patent application provides a lower-cost first patent filing in the United States and to give U.S. applicants parity with foreign applicants under the GATT Uruguay Round Agreements. Provisional patent application allows filing without a formal patent claim, oath or declaration, or any information disclosure or prior art statement. It also allows the term “Patent Pending” to be applied.
whens the last day for pendency of a provisional patent application
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