On March 14, 1794, Eli Whitney was granted patent for the cotton gin. ‘Gin’ is shortened form of ‘engine’. This cotton engine separates cotton from…
Tag: ThisDayInHistory
On May 8, 1925, Donald Bradner and Oglesby Nicholas patented a process of producing smoke clouds from moving aircraft - This Day in Patent History
The smoke producing liquids are dropped from an aircraft, wherein the liquid reacts with one or more of the constituents of the air or atmosphere…
On May 7, 1878 Joseph Winters received patent for a wagon-mounted fire escape ladder - This Day in Patent History
Winters noticed that firemen had to take ladders off of their wagons to climb to windows, rescue people, and spray water on fires. He thought…
On May 6, 1851 John Gorrie received a patent for an ice-making machine - This Day in Patent History
On May 6, 1851 John Gorrie received a patent for an ice-making machine. He was an early pioneer in the invention of the artificial manufacture…
This Day in Patent History - On May 5, 1809 Mary Kies became the first women to get a patent. It was for a process for "weaving straw with silk or thread"
The patent was signed by President James Madison. Kies’ technique proved valuable in making cost-effective work bonnets. The first lady Dolly Madison was so pleased…
This Day in Patent History - On May 4, 1943, aviation pioneer Igor Sikorsky received a patent for helicopter controls
On May 4, 2016, aviation pioneer Igor Sikorsky received a patent for helicopter controls. He was born in Russia. He immigrated to the United States…
Funny Patent of the week - Baby Bum Printing Kit
The addition of a newborn infant to a family inspires feelings of nostalgia and the related desire to create a lasting remembrance of the child’s…
This Day in Patent History - On March 27, 1935, Henri Selmer filed a patent for an improved saxophone
On March 27, 1935, Henri Selmer filed a patent for an improved saxophone. Henri SELMER is a Paris-based international family-owned enterprise, manufacturer of musical instruments.…
This Day in Patent History - On March 26, 1895, Charles Jenkins patented a motion picture projector named "Phantoscope"
On March 26, 1895, Charles Jenkins patented a motion picture projector named “Phantoscope”. Charles started experimenting with movie film in 1891, and eventually quit his…