Can original drawings be physically altered to correct errors in a patent application?
The MPEP is clear on this matter: original drawings should not be physically altered to correct errors. Section 608.02(p) states: “Original drawings should not be altered or obliterated by applicant or draftsperson.“ Instead of altering original drawings, applicants should: Submit replacement sheets with the necessary corrections Provide a marked-up copy showing the changes Include detailed…
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