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International trade · 21/12/2000Updated: 10/17/2026 · 1 min read

U.S. International Trade Commission Launches Investigation into Closet Flange Rings

Summary

The U.S. International Trade Commission has begun an investigation into Pasco Specialty and Manufacturing Co. of Lynwood, California, following a complaint filed on November 20, 2000, alleging violations of U.S. patent 5,890,239 regarding the importation and sale of certain closet flange rings.

Original source language: Federal Register — International Trade CommissionOpen original release →

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