Index of patents issued from the United States Patent Office.

Subject-matter index of patents for inventors issued by the United States Patent Office from 1790 to 1873, inclusive.
Published: (2000)

Index of trade-marks issued from the United States Patent Office.
Published: (1928)

Index of trademarks issued from the United States Patent and Trademark Office.

Index of patents issued from the United States Patent Office.
Published: (1921)

Index of trademarks issued from the United States Patent and Trademark Office.
Published: (1975)

Patent index to Chemical abstracts, 1907-1936 /
Published: (1944)

Patent and trademark office collection of historical and interesting U.S. patents in celebration of our nation's bicentennial : microfilm index /
by: Cox, Bruce B.
Published: (1987)

The Trademark index of US Patent & Trademark Office federal records /
Published: (1994)

NASA patent abstracts bibliography.

Patent models index : guide to the collections of the National Museum of American History, Smithsonian Institution /
Published: (2010)

Patent models index : guide to the collections of the National Museum of American History, Smithsonian Institution /
Published: (2010)

Collective numerical patent index to Chemical abstracts.
Published: (1949)

Index of patents issued from the United States Patent Office 1920.
Published: (1921)

Lists of patents granted by U.S., from Apr. 10, 1790 to Dec. 31, 1836, with appendix containing reports on condition of Patent Office in 1823, 1830, and 1831.
Published: (1872)

Official catchword index : to the sixth edition (1994) of the International patent classification.
Published: (1994)

Subject-matter index of patents for inventions (brevets d'invention) granted in France from 1791 to 1896 inclusive.
Published: (1883)

Electronic engineering patent index.

[Patent Office, 1909, with indexes].
Published: (1910)

Official gazette of the United States Patent Office.
Published: (1971)

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

Examination of the administration of the Patent Office and patents.
Published: (1957)

Records of the United States Patent Office : restored patents, 1792-1833.
Published: (1970)

Official gazette of the United States Patent Office.
Published: (1872)

Official gazette of the United States Patent Office.
Published: (1872)

Official gazette of the United States Patent and Trademark Office.

Official gazette of the United States Patent and Trademark Office.

Official gazette of the United States Patent and Trademark Office.

Patent Office. Report from the Commissioner of Patents, showing the operations of the Patent Office during the year 1841.
Published: (1842)

Patents for inventions.

A Patent and Trademark Office review.
Published: (1995)

A history of patent classification in the United States Patent and Trademark Office /
by: Rotkin, Irving J.
Published: (1999)

Patent Office. Report from the Commissioner of Patents, showing the operations of the Patent Office during the year 1842.
Published: (1843)

United States Patent and Trademark Office.

[On state and condition of Patent office, and laws relating to issuing of patents for new and useful inventions and discoveries.].
Published: (1836)

Index to Patent Office library.
Published: (1880)

Patents and patenting for engineers and scientists /
Published: (1982)