Can sequences be presented in drawing figures of a patent application?

Yes, sequences can be presented in drawing figures of a patent application, but there are specific guidelines to follow: According to 37 CFR 1.83(a), sequences included in sequence listings should not be duplicated in the drawings. However, the MPEP recognizes that “many significant sequence characteristics may only be demonstrated by a figure.” Examples of such…

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Why are drawing figures recommended for certain sequence representations?

Drawing figures are recommended for certain sequence representations because they can effectively illustrate important characteristics that may not be adequately conveyed in a standard sequence listing. The MPEP 2422.02 provides several reasons for this: Double-stranded nucleotides: “The representation of double stranded nucleotides is not permitted in the ‘Sequence Listing’.” Specific nucleotide features: “Many significant nucleotide…

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