Jones v. Barker

Those three eases, argued together, relate to patents for cutting green corn from the cob for the purpose of packing it in cans. Isaac Winslow, the uncle and predecessor of J. W. Jones, appears to have invented or introduced this industry, which has become of much importance. It was found that his process was substantially that by which other vegetable substances had been preserved, and so he lost his patent for the process. In describing his process he described a curved knife with a gauge as a convenient instrument for cutting the corn from the cob, and about 12 years afterwards he obtained…