Chapter XXX. to enable Joseph Fox to make Application to the Commissioner of Patents for the Extension of Letters-patent for Machine for making Crackers
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CHAP. XXX.— An Act to enable Joseph Fox to make Application to the Commissioner of Patents for the Extension of Letters-patent for Machine for making Crackers. Jan. 10, 1873. *Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, * That Joseph Fox, of Lansingburgh,Joseph. Fox may apply for extension of letters-patent. in the county of Rensselaer, and State of New York, have leave to make application to the commissioner of patents for an extension of the letters-patent granted to him for a machine for making crackers under date February first, one thousand eight hundred and fifty-nine, for the 712 FORTY-SECOND CONGRESS.
Sess. III. Ch. 31, 40, 41. 1873. term of seven years from and after the expiration of the original term of fourteen years for which said letters-patent are granted; such application to be made in the same manner and to have the same effect as if the same had been filed not less than ninety days before the expiration of the aforesaid original term of said patent. And upon such application so filed, the commissioner of patents shall be authorized to consider and determine the same in the same manner and with the same effect as if the application had been duly filed within the time prescribed by law, and as if the original term of said patent had not expired: *Provided,* That no person shall be held liable for the infringement of said patent, if extended, for making use of said invention since the original term of said patent and prior to the date of its extension.
Approved, January 10, 1873.