SUBPART A—General Provisions (§1.1 to §1.28)
- 1.1—Addresses for non-trademark correspondence with the United States Patent and Trademark Office.
- 1.2—Business to be transacted in writing.
- 1.3—Business to be conducted with decorum and courtesy.
- 1.4—Nature of correspondence and signature requirements.
- 1.5—Identification of patent, patent application, or patent-related proceeding.
- 1.6—Receipt of correspondence.
- 1.7—Times for taking action; Expiration on Saturday, Sunday or Federal holiday.
- 1.8—Certificate of mailing or transmission.
- 1.9—Definitions.
- 1.10—Filing of correspondence by “Express Mail.”
- 1.11—Files open to the public.
- 1.12—Assignment records open to public inspection.
- 1.13—Copies and certified copies.
- 1.14—Patent applications preserved in confidence.
- 1.16—National application filing, search, and examination fees.
- 1.17—Patent application and reexamination processing fees.
- 1.18—Patent post allowance (including issue) fees.
- 1.19—Document supply fees.
- 1.20—Post issuance fees.
- 1.21—Miscellaneous fees and charges.
- 1.22—Fees payable in advance.
- 1.23—Methods of payment.
- 1.25—Deposit accounts.
- 1.26—Refunds.
- 1.27—Definition of small entities and establishing status as a small entity to permit payment of small entity fees; when a determination of entitlement to small entity status and notification o
- 1.28—Refunds when small entity status is later established; how errors in small entity status are excused.