How should multiple dependent claims be formatted in a patent application?

How should multiple dependent claims be formatted in a patent application?

Multiple dependent claims in patent applications must follow specific formatting rules as outlined in MPEP 608.01(m). The MPEP states:

‘A multiple dependent claim may refer in the alternative to only one set of claims. A claim such as ‘A machine according to claims 3 or 4, further comprising —‘ is improper. Additionally, a multiple dependent claim may not serve as a basis for any other multiple dependent claim, either directly or indirectly.’

Key formatting requirements include:

  • Multiple dependent claims must refer to other claims in the alternative only.
  • They should use the phrase ‘according to’ followed by claim numbers (e.g., ‘according to claims 1, 2, or 3’).
  • Each multiple dependent claim must be considered in combination with every claim to which it refers.
  • The claim fee for a multiple dependent claim is calculated based on the number of claims it incorporates.

Proper formatting ensures clarity and compliance with 37 CFR 1.75(c), which governs multiple dependent claims.

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Topics: Patent Law, Patent Procedure