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The original patent term under the 1790 Patent Act was decided individually for each patent, but "not exceeding fourteen years". [26] The 1836 Patent Act (5 Stat. 117, 119, 5) provided (in addition to the fourteen-year term) an extension "for the term of seven years from and after the expiration of the first term" in certain circumstances. [ 27 ]
The Patent Act of 1790 (1 Stat. 109) was the first patent statute passed by the federal government of the United States. It was enacted on April 10, 1790, about one year after the constitution was ratified and a new government was organized.
He was the United States Commissioner of Patents of the United States Patent Office (now the United States Patent and Trademark Office) from 1898 to 1901. He resumed private practice in New York City from 1901 to 1904. [1] He was a presidential elector in 1908. [2]
First patents. American. X Series : U.S. patent X000001 "Improvements in making pot ash and pearle ash" 1st Numerical : U.S. patent 0,000,001 "Traction Wheel" 1st Design : U.S. patent D000001 Script font type; 1st Reissued : U.S. patent RE00001 "Grain Drill" Websites. An Economic History of Patent Institutions; French Patent History
Thomas L. Jennings (c. 1791 – February 12, 1859) was an African-American inventor, tradesman, entrepreneur, and abolitionist in New York City, New York.He has the distinction of being the first African-American patent-holder in history; he was granted the patent in 1821 for his novel method of dry cleaning. [1]
The Patent Act of 1836 (Ch. 357, 5 Stat. 117) further clarified United States patent law to the extent of establishing a patent office where patent applications are filed, processed, and granted, contingent upon the language and scope of the claimant's invention, for a patent term of 14 years with an extension of up to an additional seven years.
The 100 known most prolific inventors based on worldwide utility patents are shown in the following table. While in many cases this is the number of utility patents granted by the United States Patent and Trademark Office, it may include utility patents granted by other countries, as noted by the source references for an inventor.
A revised patent law was passed in 1793, and in 1836 a major revision was passed. The 1836 law instituted a significantly more rigorous application process, including the establishment of an examination system. Between 1790 and 1836 about ten thousand patents were granted. By the American Civil War about 80,000 patents had been granted. [23]