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:
Sep. 23, 2003
Filed:
Jun. 06, 2001
Applicant:
Inventors:
Adrian Carter, Bulli, AU;
Kanishka Tankala, South Windsor, CT (US);
Nils J. Jacobson, North Granby, CT (US);
Assignee:
Nufern, East Granby, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/22 ; H04B 1/012 ;
U.S. Cl.
CPC ...
G02B 6/22 ; H04B 1/012 ;
Abstract
Optical apparatus including a cladding-pumped optical fiber that includes a core that includes an active material, a multimode inner cladding disposed about the core, and a second cladding disposed about the multimode inner cladding. The cladding-pumped optical fiber can include, disposed about the inner cladding layer, an asymmetrical layer, a layer that includes granular matter, a compressive layer, or a hard layer. External provision can be included for applying stress to the cladding-pumped optical fiber.