covery, the patent for which was granted prior to the second day of March, eighteen hundred and sixty-one, shall desire an extension of this patent beyond the original term of its limitation, he shall make application therefor, in writing, to the Commissioner of Patents, setting forth the reasons why such extension should be granted; and he shall also furnish a written statement under oath of the ascertained value of the invention or discovery, and of his receipts and expenditures on account thereof, sufficiently in detail to exhibit a true and faithful account of the loss and profit in any manner accruing to him by reason of the invention or discovery. Such application shall be filed not more than six months nor less than ninety days before the expiration of the original term of the patent; and no extension shall be granted after the expiration of the original term. [See prior patent statutes: Section 63, 1870; Section 1, 1848; Section 18, 1836; Section 2, July 3, 1832.]

SECTION 4925. Upon the receipt of such application, and the payment of the fees required by law, the Commissioner shall cause to be published in one newspaper in the city of Washington, and in such other papers published in the section of the country most interested adversely to the extension of the patent as he may deem proper, for at least sixty days prior to the day set for hearing the case, a notice of such application, and of the time and place when and where the same will be considered, that any person may appear and show cause why the extension should not be granted. [See prior patent statutes Section 64, 1870; Section 18, 1836.]

SECTION 4926. Upon the publication of the notice of an application for an extension, the Commissioner shall refer the case to the principal examiner having charge of the class of inventions to which it belongs, who shall make the Commissioner a full report of the case, stating particularly whether the invention or discovery was new and patentable when the original patent was granted. [See prior patent statutes: Section 65, 1870; Section 1, 1848; Section 18, 1836.]

SECTION 4927. The Commissioner shall, at the time and place designated in the published notice, hear and decide upon the evidence produced, both for and against the extension;

and if it shall appear to the satisfaction of the Commissioner that the patentee, without neglect or fault on his part, has failed to obtain from the use and sale of his invention or discovery a reasonable remuneration for the time, ingenuity, and expense bestowed upon it, and the introduction of it into use, and that it is just and proper, having due regard to the public interest, that the term of the patent should be extended, the Commissioner shall make a certificate thereon, renewing and extending the patent for the term of seven years from the expiration of the first term. Such certificate shall be recorded in the Patent-Office; and thereupon such patent shall have the same effect in law as though it had been originally granted for twenty-one years. [See prior patent statutes: Section 66, 1870; Section 18, 1836.]

SECTION 4928. The benefit of the extension of a patent shall extend to the assignees and grantees of the right to use the thing patented, to the extent of their interest therein. [See prior patent statutes: Section 67, 1870; Section 18, 1836.]

SECTION 4929. Any person who, by his own industry, genius, efforts, and expense, has invented and produced any new and original design for a manufacture, bust, statue, altorelievo, or bas-relief; any new and original design for the printing of woollen, silk, cotton, or other fabrics; any new and original impression, ornament, patent, print, or picture to be printed, painted, cast, or otherwise placed on or worked into any article of manufacture; or any new, useful, and orig. inal shape or configuration of any article of manufacture, the same not having been known or used by others before his invention or production thereof, or patented or described in any printed publication, may, upon payment of the fee prescribed, and other due proceedings had the same as in cases of inven tions or discoveries, obtain a patent therefor. [See prior patent statutes Section 71, 1870; Section 11, March 2, 1861; Section 3, 1842.]

SECTION 4930. The Commissioner may dispense with models of designs when the design can be sufficiently represented by drawings or photographs. [See prior patent statute: Section 72, 1870.]

SECTION 4931. Patents for designs may be granted for the term of three years and six months, or for seven years, or for fourteen years, as the applicant may, in his application, elect. [See prior patent statutes: Section 73, 1870; Section 11, 1861; Section 3, 1842.]

SECTION 4932. Patentees of designs issued prior to the second day of March, eighteen hundred and sixty-one, shall be entitled to extension of their respective patents for the term of seven years, in the same manner and under the same restrictions as are provided for the extension of patents for inventions or discoveries, issued prior to the second day of March, eighteen hundred and sixty-one. [See prior patent statutes Section 74, 1870; Section 11, March 2, 1861.]

SECTION 4933. All the regulations and provisions which apply to obtaining or protecting patents for inventions or discoveries not inconsistent with the provisions of this Title, shall apply to patents for designs. [See prior patent statute: Section 76, 1870.]

SECTION 4934. The following shall be the rate for patentfees:

On filing each original application for a patent, except in design cases, fifteen dollars.

On issuing each original patent, except in design cases, twenty dollars.

In design cases: For three years and six months, ten dollars; for seven years, fifteen dollars; for fourteen years, thirty dollars.

On filing each caveat, ten dollars.

On every application for the re-issue of a patent, thirty dollars.

On filing each disclaimer, ten dollars.

On every application for the extension of a patent, fifty dollars.

On the granting of every extension of a patent, fifty dollars. On an appeal for the first time from the primary examiners to the examiners-in-chief, ten dollars.

On every appeal from the examiners-in-chief to the Commissioner, twenty dollars.

For certified copies of patents and other papers, including certified printed copies, ten cents per hundred words.

For recording every assignment, agreement, power of attor ney, or other paper, of three hundred words or under, one dollar; of over three hundred and under one thousand words, two dollars; of over one thousand words, three dollars.

For copies of drawings, the reasonable cost of making them. [See prior patent statutes: Section 2, March 24, 1871; Sections 68 and 75, 1870; Section 1, 1866; Section 10, March 2, 1861; Section 2, 1848; Section 8, 1839; Sections 4, 9, 11, 1836; Section 11, 1793; Section 7, 1790.]

SECTION 4935. Patent-fees may be paid to the Commissioner of Patents, or to the Treasurer or any of the assistant treas urers of the United States, or to any of the designated deposi taries, national banks, or receivers of public money, designated by the Secretary of the Treasury for that purpose; and such officer shall give the depositor a receipt or certificate of deposit therefor. All money received at the Patent-Office, for any purpose, or from any source whatever, shall be paid into the Treasury as received, without any deduction whatever. [See prior patent statutes: Section 69, 1870; Section 14, 1837.]

SECTION 4936. The Treasurer of the United States is authorized to pay back any sum or sums of money to any person who has through mistake paid the same into the Treasury, or to any receiver or depositary, to the credit of the Treasury, as for fees accruing at the Patent-Office, upon a certificate thereof being made to the Treasurer by the Commissioner of Patents. [See prior patent statutes: Section 69, 1870; Section 1, 1842.]

APPROVED June 22, 1874.

PATENT ACT OF FEBRUARY 16, 1875.

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18 STATUTES AT LARGE, PART 3, 316.

Section 2 of an Act to facilitate the disposition of cases in the Supreme Court of the United States, and for other purposes.

SECTION 2. The said [circuit] courts, when sitting in equity

for the trial of patent causes, may empanel a jury of not less than five and not more than twelve persons, subject to such general rules in the premises, as inay from time to time be made by the Supreme Court, and submit to them such questions of fact arising in such cause as such circuit court shall deem expedient; and the verdict of such jury shall be treated and proceeded upon in the same manner and with the same effect as in the case of issues sent from chancery to a court of law and returned with such findings.

APPROVED February 16, 1875.

PATENT ACT OF 1888.

25 STATUTES AT LARGE, 40.

An Act to amend section four thousand eight hundred and eighty-three of the Revised Statutes, to enable the Assistant Secretary of the Interior to sign patents.

Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That section four thousand eight hundred and eighty-three of the Revised Statutes is hereby amended by inserting after the words" Secretary of the Interior," where they occur therein, the following words: "or under his direction by one of the Assistant Secretaries of the Interior," so that the said section as amended will read as follows:

"SECTION 4883. All patents shall be issued in the name of the United States of America, under the seal of the Patent Office, and shall be signed by the Secretary of the Interior or under his direction by one of the Assistant Secretaries of the Interior, and countersigned by the Commissioner of Patents, and they shall be recorded, together with the specifications, in the Patent Office, in books to be kept for that purpose." APPROVED February 18, 1888.