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DEFINITION OF INVENTION

HEARINGS

BEFORE

SUBCOMMITTEE ON

PATENTS, TRADE-MARKS, AND COPYRIGHTS

ᄀ

OF THE

COMMITTEE ON THE JUDICIARY

HOUSE OF REPRESENTATIVES

EIGHTIETH CONGRESS

SECOND SESSION

ON

H. R. 5988

A BILL TO PROVIDE FOR THE PROTECTION OF PATENT RIGHTS WHERE
ENFORCEMENT AGAINST DIRECT INFRINGERS IS IMPRACTICABLE, TO
DEFINE "CONTRIBUTORY INFRINGEMENT," AND FOR OTHER PURPOSES

H. R. 4061

A BILL TO ESTABLISH A CRITERION OF INVENTION WITH RESPECT TO
PATENT APPLICATIONS AND ISSUED PATENTS, AND TO AMEND SECTION
4886 OF THE REVISED STATUTES, AND FOR OTHER PURPOSES

H. R. 5248

A BILL TO DECLARE THE NATIONAL POLICY REGARDING THE TEST
FOR DETERMINING INVENTION

10
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