What are the disclosure requirements for reissue applications involved in litigation?

For reissue applications where the original patent has been involved in litigation, the MPEP 2001.06(c) outlines specific disclosure requirements: The existence of such litigation must be brought to the examiner’s attention at the time of filing or shortly after. This information can be disclosed in the reissue oath/declaration or in a separate paper, preferably accompanying…

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How should prior art from one application be handled in a subsequent application?

Prior art references from one application must be made of record in another subsequent application if such prior art references are “material to patentability” of the subsequent application. MPEP 2001.06(b) cites the Dayco Products case: “Similarly, the prior art references from one application must be made of record in another subsequent application if such prior…

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How should experimental data and examples be presented in a patent application?

When presenting experimental data and examples in a patent application: Ensure accuracy of all statements and evidence Clearly distinguish between actual results and predicted results Use proper tense: past tense for actual experiments, present or future tense for prophetic examples Label examples as prophetic or working examples to avoid ambiguities MPEP 2004 advises: “Care should…

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What are the recommended practices for maintaining records during patent prosecution?

What are the recommended practices for maintaining records during patent prosecution? The MPEP provides several recommendations for maintaining records during patent prosecution: Separate files: Keep separate files for each item of information known to be material to patentability. Document explanations: Record explanations of relevance for each item. Track submissions: Note which items have been submitted…

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What are the responsibilities of patent practitioners regarding information from other government agencies?

Patent practitioners have a responsibility to review and potentially disclose information received from other government agencies that may be material to patentability. The MPEP 2015 advises: “Similarly, each individual with a duty to disclose, or party with a duty of reasonable inquiry, should review documents it receives from other Government agencies to determine whether the…

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