G07C 2009/00428
Periodically after a time period
Official title: {periodically after a time period}
G07C2009/00428 (Periodically after a time period) appears on 96 US grants and 111 published applications in this corpus.
Search patents in G07C- Granted patents
- 96
- Published applications
- 111
- Assignees
- 59
- Inventors
- 184
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 9 |
| 2017 | 5 | 4 |
| 2018 | 4 | 7 |
| 2019 | 7 | 19 |
| 2020 | 22 | 17 |
| 2021 | 7 | 10 |
| 2022 | 11 | 11 |
| 2023 | 12 | 7 |
| 2024 | 4 | 9 |
| 2025 | 10 | 6 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Key safe and key access systems5 May 2026US 12,620,282 B2Cona International Pty Ltd
- Rolling code based point of access system for event tickets stored in mobile access devices21 Apr 2026US 12,608,659 B2DENSO International America, Inc.
- PACS modification to incorporate LACS authentication17 Feb 2026US 12,556,527 B2Assa Abloy AB
- Vehicular digital key system, vehicular digital key management method, vehicular device, and mobile terminal25 Nov 2025US 12,479,400 B2Denso Corporation
- Electronic access control system21 Oct 2025US 12,450,963 B2Capital One Services, LLC
- Disc collection and return system and methods performing the same20 Aug 2026US 2026/0245414 A1
- Electronic access control16 Jul 2026US 2026/0204113 A1LockFOB, LLC
- Secure locker system and method28 May 2026US 2026/0148605 A1Exchange Box, LLC
- Locker system16 Apr 2026US 2026/0105795 A1Exchange Box, LLC
- Time-based codes for remotely deployed locks20 Nov 2025US 2025/0356704 A1RPH Engineering
Most cited
By later US patents
- Electronic access control system321US 9,965,911 B2Capital One Services, LLC · 2018
- Electronic security system228US 5,745,044 AMedeco Security Locks, Inc. · 1998
- Electronic security system161US 5,140,317 AMedeco Security Locks, Inc. · 1992
- Security access method and apparatus159US 6,877,097 B2Activcard · 2005
- System for establishing a code and controlling operation of equipment140US 4,988,992 AThe Chamberlain Group, Inc. · 1991