MPEP 300
Ownership and Assignment
This is the Ninth Edition of the MPEP, Revision 10.2019, Last Revised in June 2020
Chapter 300: Ownership and Assignment
301: Ownership/Assignability of Patents and Applications
301.01: Accessibility of Assignment Records
302: Recording of Assignment Documents
302.01: Assignment Document Must Be Copy for Recording
302.02: Translation of Assignment Document
302.03: Identifying Patent or Application
302.04: Foreign Assignee May Designate Domestic Representative
302.05: Address of Assignee
302.06: Fee for Recording
302.07: Assignment Document Must Be Accompanied by a Cover Sheet
302.08: Mailing Address for Submitting Assignment Documents
302.09: Facsimile Submission of Assignment Documents
302.10: Electronic Submission of Assignment Documents
303: Assignment Documents Not Endorsed on Pending Applications
304: Reserved
306: Assignment of Division, Continuation, Substitute, and Continuation-in-Part in Relation to Parent Application
306.01: Assignment of an Application Claiming the Benefits of a Provisional Application
307: Issue to Non-Applicant Assignee
308: Issue to Applicant
309: Restrictions Upon Employees of U.S. Patent and Trademark Office
310: Government License Rights to Contractor-Owned Inventions Made Under Federally Sponsored Research and Development
311: Filing of Notice of Arbitration Awards
312: Reserved
313: Recording of Licenses, Security Interests, and Documents Other Than Assignments
314: Certificates of Change of Name or of Merger
315: Indexing Against a Recorded Certificate
316: Reserved
317: Handling of Documents in the Assignment Division
317.01: Recording Date
317.02: Correction of Unrecorded Returned Documents and Cover Sheets
317.03: Effect of Recording
318: Documents Not to be Placed in Files
319: Reserved
320: Title Reports
321: Reserved
323: Procedures for Correcting Errors in Recorded Assignment Document
323.01: Correction of Error in Recorded Cover Sheet
323.01(a): Typographical Errors in Cover Sheet
323.01(b): Typographical Errors in Recorded Assignment Document
323.01(c): Assignment or Change of Name Improperly Filed and Recorded by Another Person Against Owner’s Application or Patent
323.01(d): Expungement of Assignment Records
324: Establishing Right of Assignee To Take Action in Application Filed Before September 16, 2012
325: Establishing Right of Assignee To Take Action in Application Filed On or After September 16, 2012