The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2025
Filed:
Jan. 19, 2023
Corning Research & Development Corporation, Corning, NY (US);
George Cornelius Abernathy, Hildebran, NC (US);
Mark Hanson Bushnell, Hickory, NC (US);
Harold Edward Hudson, II, Conover, NC (US);
William Carl Hurley, Hickory, NC (US);
Toua Lo, Hickory, NC (US);
William Welch McCollough, Jr., Lincolnton, NC (US);
Corning Research & Development Corporation, Corning, NY (US);
Abstract
An optical fiber cable that includes subunits is provided. The cable has an outer jacket having a thickness of at least 2.0 millimeters and that is made from a fire retardant polymer material having a PHRR value of 222 kw/mwhen tested in a cone calorimeter measured according to ASTM E1354 with a heat flux of 50 kW/m. The cable meets the requirement of UL 1666 burn test for riser cables and the requirements of EN 50399 burn test for CPR class Ccables.