CFR
- Title 1 - General Provisions
- Title 2 - Grants and Agreements
- Title 3 - The President
- Title 4 - Accounts
- Title 5 - Administrative Personnel
- Title 6 - Domestic Security
- Title 7 - Agriculture
- Title 8 - Aliens and Nationality
- Title 9 - Animals and Animal Products
- Title 10 - Energy
- Title 11 - Federal Elections
- Title 12 - Banks and Banking
- Title 13 - Business Credit and Assistance
- Title 14 - Aeronautics and Space
- Title 15 - Commerce and Foreign Trade
- Title 16 - Commercial Practices
- Title 17 - Commodity and Securities Exchanges
- Title 18 - Conservation of Power and Water Resources
- Title 19 - Customs Duties
- Title 20 - Employees' Benefits
- Title 21 - Food and Drugs
- Title 22 - Foreign Relations
- Title 23 - Highways
- Title 24 - Housing and Urban Development
- Title 25 - Indians
- Title 26 - Internal Revenue
- Title 27 - Alcohol, Tobacco Products and Firearms
- Title 28 - Judicial Administration
- Title 29 - Labor
- Title 30 - Mineral Resources
- Title 31 - Money and Finance: Treasury
- Title 32 - National Defense
- Title 33 - Navigation and Navigable Waters
- Title 34 - Education
- Title 35 - Panama Canal
- Title 36 - Parks, Forests, and Public Property
- Title 37 - Patents, Trademarks, and Copyrights
- Title 38 - Pensions, Bonuses, and Veterans' Relief
- Title 39 - Postal Service
- Title 40 - Protection of Environment
- Title 41 - Public Contracts and Property Management
- Title 42 - Public Health
- Title 43 - Public Lands: Interior
- Title 44 - Emergency Management and Assistance
- Title 45 - Public Welfare
- Title 46 - Shipping
- Title 47 - Telecommunication
- Title 48 - Federal Acquisition Regulations System
- Title 49 - Transportation
- Title 50 - Wildlife and Fisheries
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.
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