HAND, Circuit Judge (dissenting).
This is an appeal from a judgment, entered December 11, 1957, which held valid and infringed claims 3, 9 and 10 of a patent issued to Osius on March 1, 1938, and which directed the defendant to account. No injunction issued, or could issue, after March 1, 1955, the date when the patent expired. The invention was for an improvement "in the art of mixing fluent substances, and relates more specifically to * * * disintegrating, mixing...
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