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The aerosol spray canister invented by USDA researchers, Lyle Goodhue and William Sullivan.. The concepts of aerosol probably go as far back as 1790. [1] The first aerosol spray can patent was granted in Oslo in 1927 to Erik Rotheim, a Norwegian chemical engineer, [1] [2] and a United States patent was granted for the invention in 1931. [3]
After Rotheim's death technological advancements made significant advances with its incorporation into various products including the airbrush and Aerosol paint. [2] The patent was sold to an American company for 100,000 kr. [3] Commercial exploitation of the patent was not significant until it was introduced in the United States in the 1940s.
In 1926, Norwegian engineer Erik Rotheim applied for the first patent for an aerosol can that could hold products and dispense them with the use of propellants. By 1931, Rotheim was recognized for his invention and considered a pioneer in this field. [4] In the 1940s, the paint industry took another step forward with the invention of the ...
November 23 – The aerosol spray can is patented by Erik Rotheim, a Norwegian chemical engineer. [20] The Einstein refrigerator is invented by Albert Einstein and Leo Szilard. Ulster-born engineer Harry Ferguson is granted a British patent for his 'Duplex' hitch linking tractor and plough.
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The opposition system is integral to the patent framework for several reasons: [1] Quality assurance: It enhances the quality and reliability of granted patents by providing a mechanism to weed out patents that should not have been granted due to non-compliance with legal requirements such as novelty, inventive step, and industrial ...