US Patent Issued to GOODWIN on March 3 for "Method for treating polyimide" (British Inventors)

ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,569, issued on March 3, was assigned to GOODWIN PLC (Staffordshire, Great Britain).

"Method for treating polyimide" was invented by Michael Gerard Palin (Staffordshire, Great Britain), Matthew Stanley Goodwin (Staffordshire, Great Britain) and Philip Longfield (Staffordshire, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method of treating a polyimide, comprising: providing a polyimide to be treated; and contacting the polyimide to be treated with a fluid to obtain a treated polyimide; wherein the polyimide comprises a first repeat unit derived from pyromellitic dianhydride (PMDA) and a second repeat unit derived from 4...