A47G 29/1201
Letter-box assemblies for apartment buildings
Official title: {Letter-box assemblies for apartment buildings}
A47G29/1201 (Letter-box assemblies for apartment buildings) appears on 63 US grants and 45 published applications in this corpus.
Search patents in A47G- Granted patents
- 63
- Published applications
- 45
- Assignees
- 25
- Inventors
- 71
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 5 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 3 | 2 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 3 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 1 | 4 |
| 2018 | 3 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 3 |
| 2023 | 4 | 5 |
| 2024 | 1 | 0 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Container for unsupervised deliveries10 Feb 2026US 12,543,879 B2Quality Time Savers, Inc.
- Height-adjusting apparatus for a mobile foundation, and mobile-foundation apparatus28 Oct 2025US 12,455,038 B2Deutsche Post AG
- Locking apparatus for community mailbox5 Aug 2025US 12,376,696 B1
- Locking apparatus for community mailbox4 Mar 2025US 12,241,294 B1
- Weather-resistant lock10 Sep 2024US 12,084,887 B2United States Postal Service
- Smart Mailbox16 Oct 2025US 2025/0318674 A1
- Weather-resistant lock21 Dec 2023US 2023/0407672 A1United States Postal Service
- Theft-resistant deposit box14 Dec 2023US 2023/0397750 A1
- Smart Mailbox12 Oct 2023US 2023/0320511 A1
- Height-adjusting apparatus for a mobile foundation, and mobile-foundation apparatus14 Sep 2023US 2023/0288016 A1Deutsche Post AG
Most cited
By later US patents
- Secure cluster box unit for mail and parcels51US 6,247,641 B12001
- Locking device for mailboxes43US 5,267,688 A1993
- Drive-up mail distribution, storage and pick-up assembly39US 6,003,761 A1999
- Multi-point locking system38US 5,794,844 ACutler Manufacturing Corporation · 1998
- Mailbox liner with mail removal slide37US 4,121,758 A1978