H04M 17/01
Cocot systems, i.e. private ownership of payphones
Official title: {Cocot systems, i.e. private ownership of payphones}
H04M17/01 (Cocot systems, i.e. private ownership of payphones) appears on 13 US grants and 12 published applications in this corpus.
Search patents in H04M- Granted patents
- 13
- Published applications
- 12
- Assignees
- 9
- Inventors
- 14
- Latest grant
- 6 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Authentication and control of incoming communication6 Feb 2024US 11,895,265 B2Global Tel'Link Corporation
- Authentication and control of incoming communication17 May 2022US 11,336,765 B2Global Tel'Link Corporation
- Authentication and control of incoming communication9 Feb 2021US 10,917,517 B2Global Tel'Link Corporation
- Authentication and control of incoming communication17 Mar 2020US 10,594,858 B2Global Tel'Link Corporation
- Authentication and control of incoming communication2 Oct 2018US 10,091,350 B2Global Tel'Link Corporation
- Authentication and control of incoming communication16 May 2024US 2024/0163366 A1Global Tel'Link Corporation
- Authentication and control of incoming communication20 Oct 2022US 2022/0337700 A1Global Tel'Link Corporation
- Authentication and control of incoming communication29 Jul 2021US 2021/0234957 A1Global Tel'Link Corporation
- Authentication and control of incoming communication9 Jul 2020US 2020/0220971 A1Global Tel'Link Corporation
- Authentication and control of incoming communication6 Jun 2019US 2019/0173999 A1Global Tel'Link Corporation
Most cited
By later US patents
- Methods, devices and computer program products for tracking usage of a network by a plurality of users of a mobile phone197US 8,229,394 B2Sony Ericsson Mobile Communications AB · 2012
- Methods and apparatus for flexible communication device usage attribution23US 7,274,925 B2International Business Machines Corporation · 2007
- Authentication and control of incoming communication23US 9,769,310 B2Global Tel'Link Corporation · 2017
- Authentication and control of incoming communication9US 10,091,350 B2Global Tel'Link Corporation · 2018
- Methods for cellular pay phone/debit phone support8US 6,070,066 ATelefonaktieblaget LM Ericsson · 2000