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22. Patents. Amendments to patent laws, hearings, 76th Congress, 3d session, on H. R. 8441, to afford greater protection to purchaser of patent rights, H. R. 8442 (and substitute H. R. 9616), to prohibit proof of acts done by inventor in foreign countries, H. R. 8444, to permit assignee of application for letters patent to make certain supplemental applications, H. R. 9384, to simplify practice in cases where patent is or may be in part valid and in part invalid, H. R. 9386, to improve practice concerning applications for patents made by plural applicants and patents issued thereon, to provide for applications in certain circumstances by assignees of inventors, and to simplify formal application papers, H. R. 9388, to protect inventors whose first application for patent was filed in foreign country from undue limitations of their rights to obtain United States patents, May 9 and 16, 1940.

Corporate/Agency Authors:
Patents Committee, House and Congress
Publisher:
Patents Committee, House
Date:
1940
SuDoc number:
Y 4.P 27/1:P 27/27

25. Copyrights, hearings before subcommittee on copyrights, 76th Congress, 1st session, on H. R. 4433 [to amend sec. 12, 13, and 29 of copyright act of Mar. 4, 1909, and further to secure prompt deposit of copyrightable material into Library of Congress and prompt registration of claims of copyright in Copyright Office], Mar. 23, 1939.

Corporate/Agency Authors:
Patents Committee, House, House of Representatives, and Congress
Publisher:
Patents Committee, House
Date:
1939
SuDoc number:
Y 4.P 27/1:C 79/23

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