FERROCART CORP. OF AMERICA v. JOHNSON LABORATORIES

No. 14438.

50 F.Supp. 151 (1943)

FERROCART CORPORATION OF AMERICA v. JOHNSON LABORATORIES, Inc., et al.

District Court, N. D. Illinois, E. D.

March 17, 1943.


Attorney(s) appearing for the Case

Poppenhusen, Johnston, Thompson & Raymond, of Chicago, Ill., for plaintiff.

Egbert Robertson, of Chicago, Ill., and W. H. F. Millar, of Waynesville, N. C., for defendant.


HOLLY, District Judge.

Johnson Laboratories, Inc., hereinafter referred to as Johnson, being the owners of seven certain patents having to do with comminuted iron cores used in radio receiving sets sent letters to Meissner Manufacturing Company (hereinafter referred to as Meissner) and other customers of Ferrocart Corporation of America (hereinafter referred to as Ferrocart) engaged in the radio business, stating in effect that it was the owner of the seven patents...

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