Patent · US Active

Field retrofittable refrigerator lock with audit trail

US7768378B2 · kind B2 · utility

34Cited by

6References

23Claims

0Family size

Assignee

CompX International Inc.

Inventors

Brian Hill · Coventry, GB
Steven A. Belzek · Schiller Park, US
Robert Brewczynski · Northlake, US
Kenneth A. Kaczmarz · La Grange Park, US
Mitchell S. Mlynarczyk · Hoffman Estates, US
Francis H. Zimmerman · Libertyville, US
Ernest Vaughn · Waukegan, US

Key dates

Filing date	Apr 26, 2006
Grant date	Aug 3, 2010
Priority date	—
Expiry date	Mar 12, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T70/7068
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

Disclosed is apparatus and methodology for providing a retrofittable lock assembly for an enclosure. A manually or electronically accessible lock assembly has been provided that may be attached to an enclosure to control access to items stored in the enclosure. In a particular form, the retrofittable lock may be applied to a refrigerator used to store controlled medications. The retrofittable lock contains electronic circuitry that maintains a record of user identification, date, and time of access of users seeking access to items stored in the enclosure.

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