| |
 |
|
Class Information
Number: 232/37
Name: Deposit and collection receptacles > Letter boxes > Indicators > Door-operated
Description: Indicators moved intermittently by the action of the doors. They are usually for the purpose of showing the times of the next collections.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6788203 |
Mailbox and counter combination device |
Sep. 7, 2004 |
| 6766605 |
Method and apparatus for illuminating advertising and marketing metered and unmetered parcel and package smart drop boxes and receptacles |
Jul. 27, 2004 |
| 6028517 |
Status indicating system for indicating the deposit and withdrawal of items in a receptacle |
Feb. 22, 2000 |
| 5818336 |
Drop box inventory monitoring and control system |
Oct. 6, 1998 |
| 5520326 |
System for alerting mail distributors |
May. 28, 1996 |
| 5440294 |
Mail delivery signal system |
Aug. 8, 1995 |
| 5060854 |
Remote mail indicator system |
Oct. 29, 1991 |
| 5023595 |
Mail arrival signal system |
Jun. 11, 1991 |
| 4794377 |
Mail signal system |
Dec. 27, 1988 |
| 4633236 |
Mailbox |
Dec. 30, 1986 |
| 4520350 |
Mail box with remote indicator |
May. 28, 1985 |
| 3968928 |
Mail box rotatable signal |
Jul. 13, 1976 |
| 3951446 |
Car trunk litter receptacle |
Apr. 20, 1976 |
|
|
|
