Your TR Source

Patents

28 Results

Letter from Joseph Deutsch

Letter from Joseph Deutsch

Joseph Deutsch criticizes a recent piece of legislation that, while aiming to provide greater protections for patent holders, has the unintended effect of making the United States government liable to pay potentially large sums of money for the upkeep of parts of its military infrastructure, and restricts it ability to develop government owned telegraph, telephone, or railroad services.

Collection

Library of Congress Manuscript Division

Creation Date

1911-08-02

Letter from John N. D. Brown to Theodore Roosevelt

Letter from John N. D. Brown to Theodore Roosevelt

John N. D. Brown reminds Theodore Roosevelt that he has written Roosevelt before offering a chance to invest in his railway construction invention. Now Brown has submitted his patent, has been in communication with the examiner, and can infer almost all his invention has passed. Roosevelt still has a chance to invest in patents in foreign countries and Brown is sending him copies of the patents, prints, and the specifications.

Collection

Library of Congress Manuscript Division

Creation Date

1911-11-14

Letter from William Miles to Theodore Roosevelt

Letter from William Miles to Theodore Roosevelt

William Miles reminds Theodore Roosevelt that he wrote to him about a canal lock during his presidency. He has another canal related invention that he asks Roosevelt to help him patent and present to the federal government. Miles does not have money to invest due to his poor health. He supposes that his invention is worth a considerable amount and offers Roosevelt a share of the profits. 

Collection

Library of Congress Manuscript Division

Creation Date

1911-11-01

Letter from David Mendelson to Theodore Roosevelt

Letter from David Mendelson to Theodore Roosevelt

David Mendelson wants to apply for a patent for his invention of free electricity. Mendelson insists his invention will bring “prosperity, peace and plenty” to the people of the United States, especially during a time of natural resource conservation efforts. Mendelson asks Roosevelt for advice regarding getting a patent for his invention.

Collection

Library of Congress Manuscript Division

Creation Date

1911-05-12