Memorial of the Legislature of Wisconsin, asking amendments to the patent laws.

Patent laws.
Published: (1858)

[Patent case amending law on patents, trademarks, and copyright.].
Published: (1886)

Patent Laws -- A Citizen of Pennsylvania -- Amend.
Published: (1834)

[Modifying laws on patents and Patent Office.].
Published: (1847)

Patent laws.
Published: (1876)

Patent Laws.
Published: (1851)

Patent and Trademark Law Amendments.
Published: (1980)

Patent Law Amendments of 1983.
Published: (1984)

Codification of the patent laws.
Published: (1912)

[Memorial of Gideon Hotchkiss for patent.].
Published: (1854)

[Memorial of Gideon Hotchkiss for patent.].
Published: (1852)

[Memorial of Edward Harte, patent.].
Published: (1862)

Amending patent law.
Published: (1898)

Amendments to Patent Laws : hearings before the United States House Committee on Patents, Seventy-Sixth Congress, third session, on May 9, 16, 1940.
Published: (1940)

Resolution of the Legislature of Kansas, against the extension of patents beyond the time now fixed by law.
Published: (1875)

[Amending statutes on patents.].
Published: (1892)

Patent laws.
Published: (1844)

Amendment of the Patent Laws, Dyestuffs. hearings before the United States House Committee on Patents, Sixty-Third Congress, third session, on Jan. 14, 1915.
Published: (1915)

Amendment of the Patent Laws, Dyestuffs. hearings before the United States House Committee on Patents, Sixty-Third Congress, third session, on Jan. 28, 1915.
Published: (1915)

The law of chemical patents /
by: Thomas, Edward, 1877-
Published: (1938)

Alterations in the patent laws.
Published: (1816)

Patent Law Revision.
Published: (1976)

To amend the patent and trade-mark laws, and for other purposes.
Published: (1924)

To amend the patent and trade-mark laws, and for other purposes.
Published: (1924)

Letter from the Secretary of the Interior, asking for an appropriation for the Patent Office building.
Published: (1867)

[Memorial of John B. Emerson, for patent.].
Published: (1870)

[Memorial of William R. Nevins for patent.].
Published: (1852)

[Memorial of William R. Nevins for patent.].
Published: (1854)

[Memorial of Joseph W. Fowle, for patent.].
Published: (1872)

[Memorial of John B. Emerson, for patent.].
Published: (1872)

Woodworth's Patent. Resolutions of the Legislature of Maine, relative to the Woodworth Patent.
Published: (1856)

Patent tactics and law.
by: Hoar, Roger Sherman
Published: (1950)

Amending Patent Laws : hearings before the United States House Committee on Patents, Sixty-Fifth Congress, third session, on Feb. 10, 1919.
Published: (1919)

Amending Patent Laws : hearings before the United States House Committee on Patents, Sixty-Fifth Congress, second session, on May 14, 1918.
Published: (1918)

Amendment of the Patent Laws, Dyestuffs. hearings before the United States House Committee on Patents, Sixty-Third Congress, third session, on Jan. 13, 1915.
Published: (1915)

Patent law : a practitioner's guide /
by: Hildreth, Ronald B., 1933-
Published: (1988)