Search results
Results From The WOW.Com Content Network
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
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 United States population had some semi-unique advantages in that they were former British subjects, had high English literacy skills, for that period, including over 80% in New England, had stable institutions, with some minor American modifications, of courts, laws, right to vote, protection of property rights and in many cases personal ...
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 7 years. [6]
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.
Engineers during World War Two test a model of a Halifax bomber in a wind tunnel, an invention that dates back to 1871.. The following is a list and timeline of innovations as well as inventions and discoveries that involved British people or the United Kingdom including the predecessor states before the Treaty of Union in 1707, the Kingdom of England and the Kingdom of Scotland.
On Dec. 10, 1624, a Dutch water authority sold a bond for 1,200 Carolus guilders to a woman in Amsterdam, promising to pay 2.5% interest in perpetuity.
Lemuel Wright is also responsible for one of the very early patents for internal combustion engines, British patent number 6525 of 1833. One of the earliest sources to describe his engine and patent is the scientist and engineer Dugald Clerk (later Sir Dugald Clerk FRS) in his book "Gas and Oil Engines" first published in 1886. [5]