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    • Calendar of Patent Records - Nature

      Nature· 2 days ago

      January 1, 1905.—Previous to 1905 no question as to the novelty of an invention for which a patent was being sought was raised by the British patent office, but under the provisions of the Patents ...

    • Calendar of Patent Records - Nature

      Nature· 2 days ago

      October 26, 1724.—A patent was granted to John Brent on Oct. 26, 1724, for “a wind engine or machine which would be useful in occasioning motion to all sorts of mill-work and for divers other ...

    • Calendar of Patent Records - Nature

      Nature· 2 days ago

      October 6, 1825.—An early example of ‘caterpillar’ traction for road vehicles, consisting essentially in the employment of an endless chain passing round the wheels on each side of the wagon ...