Cohn

This is a suit instituted by Max M. Cohn against H. J. Heinz Company, the user, for an infringement of certain letters patent of which Cohn is the owner. The patents, two in number, consist of an original and a divisional patent upon certain alleged inventions of Cohn as new and useful improvements in envelopes. The original application was 'filed November 8, 1904, the divisional January 17, 1905, and the patents issued, respectively, November 13 and July 3, 1906. Thus it will be seen that the original patent was issued later than the divisional, although necessarily applied for first. The patents are numbered, respectively, 835,850 and 824,908. The claim under the first is:

The claim under the second is:

The invention consists of a one-piece unpunctured envelope, of opaque or semitransparent stock, to a portion of which is applied paraffin oil and resin or grease, a preparation which renders the portion to which it is applied transparent, so that the address of an inclosure may be read through the envelope. About the transparency, which is styled a window, is printed a border of opaque coloring matter for the purpose of covering the irregular and ragged appearance caused by the…