http://www.rssboard.org/rss-specification 720 XTF Search Results (subject=Patents -- United States;subject-join=exact;smode=simple;brand=default) http://catalog.wrhs.org/collections/search?subject%3DPatents%20--%20United%20States;subject-join%3Dexact;smode%3Dsimple;brand%3Ddefault Results for your query: subject=Patents -- United States;subject-join=exact;smode=simple;brand=default Thu, 01 Jan 1970 12:00:00 GMT Additional improvement patents, 1837-1861. United States National Archives and Records Service., Paulauskas, James A., 1929- http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Aeroplane patents. Neilson, Robert M. (Robert Morrison) http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Annual report of the Commissioner of Patents. United States Patent and Trademark Office. Commissioner., United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Annual report of the commissioner of patents, for the year 1848. February 28, 1849. United States Patent Office., Wendell and Van Benthuysen http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Annual report of the commissioner of patents for the year 1865. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Annual report of the commissioner of patents for the year 1866. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Annual report of the commissioner of patents for the year 1867. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Annual report of the commissioner of patents for the year 1869. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Barbed wire--who invented it?: History of early development and litigation. Warren, Arthur G. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT George and Margaret Knowles Papers. Knowles, George and Margaret http://catalog.wrhs.org/collections/view?docId=ead/MS4447.xml George Knowles was a Cleveland, Ohio, patent attorney who served as assistant executive in charge of patents in the Engineering Department of Materiel Command at Wright Field Air Corps Base (Dayton, Ohio) during World War II. Margaret Knowles was his wife. The collection consists primarily of correspondence, organizational materials, journals, and military files. The collection pertains primarily to George Knowles' military experience, involvement with patents, and organizational activities with the Cleveland Patent Law Association, Exchange Club of Euclid and the Wildwood Yacht Club. Included is a small amount of material relating to Knowles' wife, Margaret, and his nephew, Myles Knowles. http://catalog.wrhs.org/collections/view?docId=ead/MS4447.xml Wed, 01 Jan 2014 12:00:00 GMT George Washington Patent Letter. Washington, George http://catalog.wrhs.org/collections/view?docId=ead/MS4671.xml The George Washington patent letter may be the earliest patent issued in the United States for a self-propelled vehicle or "horseless carriage." Purchased by Frederick C. Crawford in 1951, research done at that time indicates that although this patent is listed in early patent indexes, the U.S. Patent Office has no copies of it, and no models or drawings of this invention were found. The patent certification of delivery, acceptance, and payment of application fees is signed "G. Washington by the President Edm. Randolph", with the seal of the United States affixed. http://catalog.wrhs.org/collections/view?docId=ead/MS4671.xml Wed, 01 Jan 2014 12:00:00 GMT Hints to inventors, concerning procuring of patents, either American or foreign, with suggestions and valuable information to patentees. Munn & Co. (New York, N.Y.) http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Information to persons having business to transact at the Patent Office. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT List of patents for inventions and designs: issued by the United States, from 1790 to 1847, with the patent laws and notes of decisions of the courts of the United States for the same period. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1852: Agriculture. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1853: Agriculture. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1854: Agriculture. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1856: Agriculture. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1857. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1858. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the Commissioner of Patents for the year 1859: agriculture. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1860: Agriculture. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the Commissioner of Patents for the year 1861: Agriculture. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1863: Arts and manufactures. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1864: Arts and manufactures. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Report of the commissioner of patents for the year 1868. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT Rules and directions for proceedings in the Patent Office. United States Patent Office. http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc http://catalog.wrhs.org/collections/view?docId=marc/skclmarc202890322046876.mrc Thu, 01 Jan 1970 12:00:00 GMT