James Craig Godfrey

US Patent:

46135740, Sep 23, 1986

Filed:

May 4, 1984

Appl. No.:

6/607483

Inventors:

Hyman C. Bergman - Los Angeles CA
James F. Godfrey - Venice CA
Virginia C. Gordon - Pacific Palisades CA

Assignee:

Preventive Diagnostics Corporation - Carson CA

International Classification:

G01N 2175
G01N 3350

US Classification:

436 2

Abstract:

A reagent and method for in vitro determination of the eye irritating properties of individual compounds and/or mixtures is disclosed. The material to be assessed is combined with the reagent which provides a response, for example, the production of a precipitate, which is proportional to the deleterious response elicited by the material in the human eye.

US Patent:

42789680, Jul 14, 1981

Filed:

Nov 13, 1979

Appl. No.:

6/093731

Inventors:

Coleman C. Arnett - Lewisville TX
James W. Godfrey - Oklahoma City OK
Mark R. Miller - Lewisville TX

International Classification:

G08B 2100

US Classification:

340545

Abstract:

An apparatus is disclosed which creates a signal that indicates when a door has remained open for a predetermined amount of time. The apparatus includes a switch element responsive to the opening of the door and the closing of the door for monitoring the positional status of the door. The apparatus further includes electrical circuit components responsive to the monitoring switch for detecting when the door has been open for the predetermined period of time. The apparatus also includes electrical circuit components responsive to the detecting components for generating the signal indicating that the door has been open for the predetermined period of time.