ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,900, issued on Oct. 14, was assigned to SOCIETE BIC (Clichy, France).
"Writing gel ink for pens without follower" was invented by Caffier Guillaume (Wegscheid, France) and Liu Wing Yam (Montevrain, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A writing instrument having a writing tip, the writing instrument comprising a non-aqueous writing ink which is contained in a tubular ink cartridge, wherein the tubular ink cartridge has an inner diameter of between about 1 mm and about 2.5 mm, and two open ends, wherein the first open end is connected with the writing tip and the second open end is connected with the external surroundings of the writ...