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:
Feb. 22, 2005
Filed:
Dec. 20, 2001
James B. Carpenter, Austin, TX (US);
John P. Stedman, Austin, TX (US);
James R. Bylander, Austin, TX (US);
Gordon Wiegand, Austin, TX (US);
Nicholas A. Stacey, Austin, TX (US);
Anthony W. Gatica, Cedar Park, TX (US);
Dale E. Elder, Austin, TX (US);
James F. Brennan, Iii, Austin, TX (US);
James B. Carpenter, Austin, TX (US);
John P. Stedman, Austin, TX (US);
James R. Bylander, Austin, TX (US);
Gordon Wiegand, Austin, TX (US);
Nicholas A. Stacey, Austin, TX (US);
Anthony W. Gatica, Cedar Park, TX (US);
Dale E. Elder, Austin, TX (US);
James F. Brennan, III, Austin, TX (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
An apparatus that exposes only a selected portion of a length of optical fiber to a hydrogen atmosphere loading process. The apparatus includes a loading chamber that encloses at least the selected portion of the optical fiber and contains a hydrogen hydrogen atmosphere. At least one heating element regionally heats the hydrogen atmosphere surrounding the selected portion. The heating element may heat the hydrogen atmosphere to a temperature of at least 250° C.