Patent · US Expired

Fiber optics

US3999836A · kind A · utility

8Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 11, 1975
Grant dateDec 28, 1976
Priority date
Expiry dateAug 11, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2929
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A boron-free glass composition for use in fiber optics is disclosed. In the field of fiber optics, light is transmitted from one point to another by small diameter fibers. These fibers are composed of a central core surrounded by an outer cladding or sheath. The glass compositions of this invention can be used as the core glass or the sheath glass.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.