1.435    The description.

    • (a) The application must meet the requirements as to the content and form of the description set forth in PCT Rules 5, 9, 10, and 11  and sections 204  and 208  of the Administrative Instructions.
    • (b) In international applications designating the United States the description must contain upon filing an indication of the best mode contemplated by the inventor for carrying out the claimed invention.

[Para. (a) revised, 63 FR 29614, June 1, 1998, effective July 1, 1998 (adopted as final, 63 FR 66040, Dec. 1, 1998)]