What are the paper submission requirements for patent assignment documents?

For paper or facsimile submissions of patent assignment documents to the USPTO, the following requirements apply:

• Either a copy of the original document or an extract of the original document must be submitted
• Only one side of each page may be used
• Paper size must be either 21.6 by 27.9 cm (8 1/2 inches by 11 inches) or 21.0 by 29.7 cm (DIN size A4)
• A 2.5 cm (one-inch) margin must be present on all sides
• The paper should be flexible, strong white, non-shiny, and durable

As stated in 37 CFR 3.24(b): For paper or facsimile submissions: Either a copy of the original document or an extract of the original document must be submitted for recording. Only one side of each page may be used.

To learn more:

• paper submission
• assignment documents
• USPTO requirements
• document format