Electronic real estate lockbox system
US4727368A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 21, 1986 |
| Grant date | Feb 23, 1988 |
| Priority date | — |
| Expiry date | Feb 21, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/5031
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Real estate lockbox and key designs are disclosed which provide a variety of operational features. Also disclosed is a comprehensive system that allows real estate boards and agencies to efficiently manage their lockbox operations. Features provided by the system include the ability to record all accesses to all lockboxes; transfer all or part of such records from the lockboxes to the real estate agency or board; organize and review such records at the agency or board offices; disable operation of various lockboxes during certain hours of the day; facilitate operation of lockboxes that are mounted in awkward or poorly lit locations; limit lockbox accesses to preselected agents, agencies or boards; and record diagnostic information with each operation of a lockbox or key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.