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  2. Reexamination - Wikipedia

    en.wikipedia.org/wiki/Reexamination

    Once the reexamination has been concluded, a "certificate of reexamination" is issued. The certificate makes any corrections to a patent as are required under the reexamination. If all the claims in the patent are rejected, the patent gets nullified. As of January 2, 2001, certificates of reexamination have a kind code in the series C1, C2, C3 ...

  3. Manual of Patent Examining Procedure - Wikipedia

    en.wikipedia.org/wiki/Manual_of_Patent_Examining...

    The Manual of Patent Examining Procedure (MPEP) is published by the United States Patent and Trademark Office (USPTO) for use by patent attorneys and agents and patent examiners. It describes all of the laws and regulations that must be followed in the examination of U.S. patent applications , and articulates their application to an enormous ...

  4. Patentable subject matter in the United States - Wikipedia

    en.wikipedia.org/wiki/Patentable_subject_matter...

    In October 2005, the United States Patent and Trademark Office (USPTO) issued interim guidelines [32] for patent examiners to determine if a given claimed invention meets the statutory requirements of being a useful process, manufacture, composition of matter or machine (35 U.S.C. § 101). These guidelines assert that a process, including a ...

  5. Ex parte Quayle - Wikipedia

    en.wikipedia.org/wiki/Ex_Parte_Quayle

    Ex parte Quayle, 25 USPQ 74, 1935 C.D. 11; 453 O.G. 213 (Comm'r Pat. 1935) is a United States patent law decision. When a patent application is in condition for allowance, prosecution on the merits is closed.

  6. Title 35 of the United States Code - Wikipedia

    en.wikipedia.org/wiki/Title_35_of_the_United...

    Title 35 of the United States Code is a title of United States Code regarding patent law.The sections of Title 35 govern all aspects of patent law in the United States. There are currently 37 chapters, which include 376 sections (149 of which are used), in Titl

  7. Inter partes review - Wikipedia

    en.wikipedia.org/wiki/Inter_partes_review

    An inter partes review is used to challenge the patentability of one or more claims in a U.S. patent only on a ground that could be raised under 35 U.S.C. §§ 102 or 103 (non-obviousness), and only on the basis of prior art consisting of patents or printed publications. [3]

  8. Patent Application Information Retrieval - Wikipedia

    en.wikipedia.org/wiki/Patent_Application...

    Patent Application Information Retrieval (PAIR) is an online service provided by the United States Patent and Trademark Office to allow users to see the prosecution histories of United States patents and patent applications and obtain copies of documents filed therein. There are two services: Public PAIR, which allows the general public to ...

  9. United States Patent and Trademark Office - Wikipedia

    en.wikipedia.org/wiki/United_States_Patent_and...

    The United States Patent and Trademark Office (USPTO) is an agency in the U.S. Department of Commerce that serves as the national patent office and trademark registration authority for the United States. The USPTO's headquarters are in Alexandria, Virginia, after a 2005 move from the Crystal City area of neighboring Arlington, Virginia.

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