Alexander Anderson, Inc. v. Eastman

McCORMICK, District Judge.

These are consolidated suits in equity for infringement of patents, No. 1,770,224, granted July 8, 1930, to Alexander Anderson, and No. 1,830,345, granted November 3, 1931, to the same patentee.

The main grounds of defense are: (1) Want of invention; (2) anticipation or lack of novelty; (3) no infringement.

Both patents are for “bore hole directional apparatus and methods of orientation,” and they describe and claim methods of orienting an instrument or a tool in a bore hole, and they also describe and claim apparatus used for carrying out the methods. The evidence…