A47G 29/121
Signalling devices
Official title: {Signalling devices}
A47G29/121 (Signalling devices) appears on 308 US grants and 149 published applications in this corpus.
Search patents in A47G- Granted patents
- 308
- Published applications
- 149
- Assignees
- 37
- Inventors
- 420
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 8 | 0 |
| 1980 | 8 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 9 | 0 |
| 1988 | 13 | 0 |
| 1989 | 13 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 3 | 1 |
| 2002 | 7 | 7 |
| 2003 | 5 | 4 |
| 2004 | 7 | 10 |
| 2005 | 5 | 7 |
| 2006 | 12 | 11 |
| 2007 | 7 | 3 |
| 2008 | 7 | 6 |
| 2009 | 6 | 1 |
| 2010 | 5 | 7 |
| 2011 | 4 | 2 |
| 2012 | 5 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 4 | 8 |
| 2016 | 2 | 2 |
| 2017 | 3 | 5 |
| 2018 | 6 | 6 |
| 2019 | 7 | 3 |
| 2020 | 4 | 7 |
| 2021 | 4 | 6 |
| 2022 | 3 | 7 |
| 2023 | 5 | 5 |
| 2024 | 7 | 23 |
| 2025 | 8 | 9 |
| 2026 | 11 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus, systems, and methods for monitoring and initiating a logistics response related to a node-enabled logistics receptacle to be serviced by a logistics asset8 Sep 2026US 12,727,696 B2Federal Express Corporation
- Apparatus, systems, and methods for self-tuning operation of a node-based logistics receptacle based upon contextual awareness4 Aug 2026US 12,699,953 B2Federal Express Corporation
- Enhanced apparatus, systems, and methods for receiving and temporarily maintaining a delivery item and responsively initiating a dispatched logistics operation for a storage receptacle23 Jun 2026US 12,664,512 B2Federal Express Corporation
- Automatic notification system2 Jun 2026US 12,642,381 B2
- Apparatus, systems, and methods for dynamically tuning operation of a node-based logistics receptacle26 May 2026US 12,639,660 B2Federal Express Corporation
- Apparatus, Systems, and Methods for Self-Executing Enhanced Interaction with a Node-based Logistics Receptacle8 Oct 2026US 2026/0311111 A1Federal Express Corporation
- Enhanced Apparatus, Systems, and Methods for Receiving and Temporarily Maintaining a Delivery Item and Responsively Initiating a Dispatched Logistics Operation for a Storage Receptacle8 Oct 2026US 2026/0311112 A1Federal Express Corporation
- Internal Mailbox Illumination System11 Jun 2026US 2026/0160396 A1
- Anti-Theft Mailbox Device2 Apr 2026US 2026/0090670 A1
- Centrally Managed Apparatus, Systems, and Methods for Tuning a Plurality of Enhanced Node-based Logistics Receptacles18 Dec 2025US 2025/0384387 A1Federal Express Corporation
Most cited
By later US patents
- Status indicating system for indicating the deposit and withdrawal of items in a receptacle119US 6,028,517 APitney Bowes Inc. · 2000
- Electronic mailbox with keypad alarm system62US 5,917,411 A1999
- Mailbox for receiving decorative overlays49US 4,813,595 AThe Bacova Guild, Ltd. · 1989
- Mailboxes with front and back doors and a floor with plural angled surfaces48US 5,449,111 A1995
- Enclosure illumination system46US 6,402,338 B1Mitzel Machining Inc. · 2002