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:
Jul. 15, 1997
Filed:
Sep. 06, 1995
Neil Richard Haigh, Eastham, GB;
Charles Edward Jones, West Molesey, GB;
The Secretary of State for Trade and Industry, London, GB;
Abstract
Apparatus (2) for verifying the performance of optical fibre measurement equipment, comprising a housing (4), a length of optical fibre (6) in a main storage compartment (8), a first compartment (10) containing a first end (12) of the optical fibre (6) that is in the main storage compartment (8), and a second compartment (14) containing a second end (16) of the optical fibre (6) that is in the main storage compartment (8), the optical fibre (6) being stored under substantially zero tension, the first end (12) of the optical fibre (6) being a source end of the optical fibre (6), and the second end (16) of the optical fibre (6) being a detector end of the optical fibre (6).