H04Q 2213/152
Automatic call retry
H04Q2213/152 (Automatic call retry) appears on 4 US grants and 2 published applications in this corpus.
Search patents in H04Q- Granted patents
- 4
- Published applications
- 2
- Assignees
- 4
- Inventors
- 10
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Network exception systems and methods for packet-switched telephony24 Sep 2024US 12,101,433 B2Starlogik IP LLC
- Automatic call back under control of a telephone terminal28 Dec 1999US 6,009,157 ALucent Technologies Inc.
- ISDN system which processes disconnect message after call termination15 Oct 1996US 5,566,182 AU. S. Philips Corporation
- Enhanced call-back authentication method and apparatus for remotely accessing a host computer from a plurality of remote sites18 Jan 1994US 5,280,581 AHughes Aircraft Company
Most cited
By later US patents
- Enhanced call-back authentication method and apparatus for remotely accessing a host computer from a plurality of remote sites40US 5,280,581 AHughes Aircraft Company · 1994
- Automatic call back under control of a telephone terminal15US 6,009,157 ALucent Technologies Inc. · 1999
- ISDN system which processes disconnect message after call termination6US 5,566,182 AU. S. Philips Corporation · 1996