What constitutes a defective paper in ex parte reexamination?

A defective paper in ex parte reexamination, also known as an “informal submission,” can have various defects even if the substance is complete. The MPEP 2266.02 lists several examples of defects:

The MPEP states: “Even if the substance of a submission is complete, the submission can still be defective, i.e., an ‘informal submission.'”

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Topics: MPEP 2200 - Citation Of Prior Art And Ex Parte Reexamination Of Patents, MPEP 2266.02 - Examiner Issues Notice Of Defective Paper In Ex Parte Reexamination, Patent Law, Patent Procedure
Tags: Defective Paper, ex parte reexamination, Informal Submission, patent amendment, Proof Of Service