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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.
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]
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.
Patent Application Information Retrieval (PAIR) is an online service provided by the United States Patent and Trademark Office to allow users to see the prosecution histories of United States patents and patent applications and obtain copies of documents filed therein. There are two services: Public PAIR, which allows the general public to ...
PATENTSCOPE is a global patent database and search system developed and maintained by the World Intellectual Property Organization. It provides free and open access to a vast collection of international patent documents, including patent applications , granted patents, and related technical information.
In 1927 Erik Rotheim patented the first aerosol spray can. In 1933 Robert Pauli Scherer created a method to develop softgels. William Roberts studies about penicillin were continued by Alexander Fleming, who in 1928 concluded that penicillin had an antibiotic effect. In 1944 Howard Florey and Ernst Boris Chain mass-produced penicillin.
According to the Patent Information News' magazine published by the EPO, a 2013 independent study compared Espacenet with DepatisNet, Freepatentsonline, Google Patent and the public search facility at the USPTO. In that study, Espacenet reportedly obtained the highest score for both data coverage and customer support, and the best overall ...
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