U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Method of terminating optical fiber utilizing a plastic alignment ferrule with polishing pedestal

Patent 5193133 Issued on March 9, 1993. Estimated Expiration Date: Icon_subject January 21, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Slicing method in fiber end preparation
Patent #: 4084308
Issued on: 04/18/1978
Inventor: Runge

Universal optical waveguide alignment ferrule
Patent #: 4303304
Issued on: 12/01/1981
Inventor: Ruiz

Concentric optic termination utilizing a fixture
Patent #: 4362356
Issued on: 12/07/1982
Inventor: Williams ,   et al.

Optical fiber connector and means and method for centering optical fibers
Patent #: 4367011
Issued on: 01/04/1983
Inventor: Monaghan

Optical fiber connector
Patent #: 4512630
Issued on: 04/23/1985
Inventor: Runge

Optical fiber connector and article comprising same
Patent #: 4634214
Issued on: 01/06/1987
Inventor: Cannon, Jr. ,   et al.

Connector for fiber optic member including polishing fixture and method of terminating same
Patent #: 4648688
Issued on: 03/10/1987
Inventor: Ashman ,   et al.

Fiber optic connector and method for terminating fiber optic transmission members
Patent #: 4666241
Issued on: 05/19/1987
Inventor: Caron

Optical fiber connector
Patent #: 4812009
Issued on: 03/14/1989
Inventor: Carlisle ,   et al.

Index matching film Patent #: 4991929
Issued on: 02/12/1991
Inventor: Bowen, et al.

Inventors

Assignee

Application

No. 823305 filed on 01/21/1992

US Classes:

385/85, Fiber/ferrule further processed (grinding, polishing, etc.)264/1.1, OPTICAL ARTICLE SHAPING OR TREATING264/1.25, Forming connector or coupler (e.g., fiber link, etc.)385/76, Optical fiber/optical fiber cable termination structure385/77, At or immediately surrounding an optical fiber end face385/78, Fiber end held in ferrule385/80Adhesively fixed

Examiners

Primary: Healy, Brian

Attorney, Agent or Firm

International Classes

G02B 006/26
B29D 011/00

Abstract

An injection molded plastic fiber alignment ferrule is provided with a polishing pedestal. The ferrule has an opening therethrough for receiving the end of a fiber, which extends beyond the pedestal. The fiber is cleaved and the end is severed. The ferrule is polished to remove the pedestal, resulting in a smoothly polished end surface.

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