Zenith Radio Corp. v. Dictograph Products Co.

LEAHY, District Judge.

1. The first group of interrogatories seeks to elicit from plaintiff whether it once made applications for patents for inventions which relate in any way to its hearing aid which is charged to infringe defendant’s patents, and, if the answer be yes, to furnish defendant with copies of such applications or for plaintiff to provide defendant’s counsel permission to obtain copies from the Patent Office. Defendant say it believes inspection of the applications will show they were for inventions covered by the patents in suit and that during the prosecution of the…