H04M 1/733
With a plurality of base stations connected to a plurality of lines
Official title: with a plurality of base stations connected to a plurality of lines {(for selection in cordless PBX H04W84/16)}
H04M1/733 (With a plurality of base stations connected to a plurality of lines) appears on 125 US grants and 44 published applications in this corpus.
Search patents in H04M- Granted patents
- 125
- Published applications
- 44
- Assignees
- 68
- Inventors
- 194
- Latest grant
- 1 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 13 | 3 |
| 2002 | 4 | 9 |
| 2003 | 5 | 3 |
| 2004 | 3 | 4 |
| 2005 | 1 | 2 |
| 2006 | 3 | 3 |
| 2007 | 5 | 3 |
| 2008 | 1 | 3 |
| 2009 | 4 | 3 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 5 | 2 |
| 2013 | 1 | 1 |
| 2014 | 3 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Wireless communications system and method1 Oct 2024US 12,108,309 B2VTech Telecommunications Limited
- Account registration method in DECT network cluster system2 May 2023US 11,641,582 B2Yealink (Xiamen) Network Technology Co., Ltd.
- Apparatus with dual subscriber identity module (SIM) interfaces21 Apr 2020US 10,631,365 B2Ppip, LLC
- Methods and apparatus for line selection in a communication device14 Mar 2017US 9,596,345 B2BlackBerry Limited
- Methods and apparatus for line selection in a communication device11 Oct 2016US 9,467,557 B2BlackBerry Limited
- Systems and methods for emulating a shared line system in a multicell network19 Jun 2025US 2025/0203014 A1VTech Telecommunications Limited
- Wireless communications system and method8 Jun 2023US 2023/0179957 A1VTech Telecommunications Limited
- Account registration method in dect network cluster system15 Jul 2021US 2021/0219135 A1Yealink (Xiamen) Network Technology Co., Ltd.
- Apparatus with Dual Subscriber Identity Module (SIM) Interfaces21 Nov 2019US 2019/0357306 A1Ppip, LLC
- Communal Telephone Base Communication Device10 Nov 2016US 2016/0330309 A1
Most cited
By later US patents
- System for digital radio communication between a wireless lan and a PBX510US 6,330,244 B12001
- Personal communication system providing supplemental information mode302US 5,579,535 AMotorola, Inc. · 1996
- Radio communication system and a portable wireless terminal260US 5,128,981 AHitachi, Ltd. · 1992
- Multiple access telephone extension systems and methods241US 5,319,634 APhoenix Aktiengesellschaft · 1994
- Wireless private branch exchange (WPBX) and communicating between mobile units and base stations213US 6,430,395 B2Commil Ltd · 2002