What are the requirements for paper size and margins in a patent application specification?

What are the requirements for paper size and margins in a patent application specification?

According to MPEP 608.01, the specification must adhere to specific paper size and margin requirements:

• Paper size: 21.0 cm by 29.7 cm (DIN size A4) or 21.6 cm by 27.9 cm (8 1/2 by 11 inches)
• Margins: At least 2.0 cm (3/4 inch) on the top, bottom, and left sides; at least 2.5 cm (1 inch) on the right side

The MPEP states: ‘All papers which are to become a part of the permanent records of the U.S. Patent and Trademark Office must be on sheets of paper which cannot exceed 21.6 cm by 33.1 cm (8 1/2 by 13 inches) and which must have the following margins:’ followed by the margin specifications. These requirements ensure uniformity and readability of patent documents.

To learn more:

• patent application
• specification format
• paper size
• margins