Search results
Results from the WOW.Com Content Network
The Einstein–Szilard or Einstein refrigerator is an absorption refrigerator which has no moving parts, operates at constant pressure, and requires only a heat source to operate. It was jointly invented in 1926 by Albert Einstein and his former student Leó Szilárd , who patented it in the U.S. on November 11, 1930 ( U.S. patent 1,781,541 ).
1926 – General Electric Company introduced the first hermetic compressor refrigerator; 1929 – David Forbes Keith of Toronto, Ontario, Canada received a patent for the Icy Ball which helped hundreds of thousands of families through the Dirty Thirties. 1933 – William Giauque and others – Adiabatic demagnetization refrigeration
The Invention Secrecy Act of 1951 (Pub. L. 82–256, 66 Stat. 3, enacted February 1, 1952, codified at 35 U.S.C. ch. 17) is a body of United States federal law designed to prevent disclosure of new inventions and technologies that, in the opinion of selected federal agencies, present an alleged threat to the economic stability or national security of the United States.
'Einstein's Fridge' author Paul Sen explores the works and quirks of the pioneering researchers — from Lord Kelvin and James Joule to Emmy Noether, Alan Turing, and Stephen Hawking — who ...
In 1926, Einstein and his former student Leó Szilárd co-invented (and in 1930, patented) the Einstein refrigerator. This absorption refrigerator was then revolutionary for having no moving parts and using only heat as an input. [303] On 11 November 1930, U.S. patent 1,781,541 was awarded
The Leahy-Smith America Invents Act (AIA) became fully effective in March 2013, and its impact over the last five years continues to disrupt U.S. patent practice.
NBC News verified that Akash Bobba and Ethan Shaotran, both 22 years old and identified as members of DOGE, have administrator-level status in the department’s email system, allowing them to ...
Under Section 287(c) of the Patent Act, however, a claim of patent infringement cannot be maintained against a medical practitioner for performing a medical activity, or against a related health care entity with respect to such medical activity, unless the medical practitioner is working in a clinical diagnostic laboratory. [44]