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• an application that has been filed without one or more of the elements required to receive a filing date. The USPTO will return informal applications to applicants. Please see the entry for "application" above for a list of the required elements.

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  Cite Definition for informal application

  American Psychological Association (APA)

  informal application. (n.d.). United States Patent and Trademark Office Glossary. Retrieved February 5, 2023, from website: http://www.expertglossary.com/definition/informal-application.

  Chicago Manual of Style (CMS)

  informal application. www.uspto.gov. United States Patent and Trademark Office Glossary. USPTO. http://www.expertglossary.com/definition/informal-application (accessed: February 5, 2023).

  Modern Language Association (MLA)

  "informal application." United States Patent and Trademark Office Glossary. USPTO. 5 February. 2023 http://www.expertglossary.com/definition/informal-application.

• Browse Related Terms: abandonment, ADS, counterpart, dead, express abandonment, filing receipt, informal application, notice of abandonment, petition to revive an application (trademark matters), request to reinstate an application