SULLIVAN, District Judge.
Plaintiff charges the defendant with infringement of the claims set out in United States Patent No. 1,493,897, relating to claimed "new and useful improvements in wheels". The patent in suit has never been commercialized.
The phrase, "A wheel of the character described, comprising a tread portion and a hub portion", constitutes the commencement of each of the seven claims of the patent in suit. For an understanding of this characterization...
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