MPEP Chapter 500 — Mail

Chapter 500 of the USPTO Manual of Patent Examining Procedure covers mail. It runs to 13 file-level sections and 23 subsections. 12 of its sections are annotated as structured data, exposing 140 statutes and regulations and 3 cited decisions.

Sections in this chapter

§ 501Filing Papers With the U.S. Patent and Trademark Office
§ 502Depositing Correspondence
- § 502.01Correspondence Transmitted by Facsimile
- § 502.02Correspondence Signature Requirements
- § 502.03Communications via Internet Electronic Mail (email)
- § 502.04Duplicate Copies of Correspondence
- § 502.05Correspondence Transmitted by EFS-Web
§ 503Application Number and Filing Receipt
§ 504Assignment of Application for Examination
§ 505Date of Receipt Stamp
§ 506Completeness of Original Application
- § 506.01[Reserved]
- § 506.02Review of Refusal To Accord Filing Date
§ 507Drawing Review in the Office of Patent Application Processing
§ 508Distribution
- § 508.01[Reserved]
- § 508.02Papers Received After Patenting or Abandonment
- § 508.03[Reserved]
- § 508.04Unlocatable Patent or Application Files
§ 509Payment of Fees
- § 509.01Deposit Accounts
- § 509.02Small Entity Status — Definitions
- § 509.03Claiming Small Entity Status
- § 509.03(a)Duty to Investigate Entitlement to Claim Small Entity Status
- § 509.03(b)Change or Correction of Status
- § 509.04Micro Entity Status — Definitions
- § 509.04(a)Gross Income Basis for Micro Entity Status
- § 509.04(b)Institution of Higher Education Basis for Micro Entity Status
- § 509.04(c)Parties Who Can Sign the Micro Entity Certification
- § 509.04(d)Continued Obligation to Determine Micro Entity Qualification
- § 509.04(e)Notification of Loss of Entitlement to Micro Entity Status
- § 509.04(f)Correcting Errors in Micro Entity Status
§ 510U.S. Patent and Trademark Office Business Hours
§ 511Postal Service Interruptions and Emergencies
§ 512Certificate of Mailing or Transmission
§ 513Deposit as Priority Mail Express® with U.S. Postal Service