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:
Nov. 06, 1990
Filed:
Jan. 05, 1990
Applicant:
Inventors:
Alan G Hulme-Lowe, Bishop's Stortford, GB;
Alistair S Dodds, Harlow, GB;
Stefan A Babirad, Minneapolis, MN (US);
Patricia M Savu, Maplewood, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; B05D / ;
U.S. Cl.
CPC ...
350 / ; 350 9630 ; 350 9629 ; 427 541 ; 427163 ;
Abstract
An optical fibre comprising a core coated with a cladding composition having a lower refractive index than the core, said cladding composition comprising a fluorinated mono-acrylate, a polyfunctional cross-linking acrylate being difunctional or higher, and a photoinitiator, said cladding composition comprising less than 0.3% by weight of a mono- or polyfunctional thiol and being cured or cross-linked.