ALEXANDRIA, Va., July 28 -- United States Patent no. D1,137,646, issued on July 28, was assigned to DEKA Products Ltd. Partneship (Manchester, N.H.).

"Apparatus to control fluid flow through a tube" was invented by James L. Sloss (Chicago), Brian H. Yoo (Arlington, Mass.), Stephen L. Fichera (Salem, N.H.) and James D. Dale (Milton, Fla.).

The patent was filed on Dec. 16, 2020, under Application No. D/762,429.

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