H04M 3/564
Whereby the feature is a sub-conference
Official title: {whereby the feature is a sub-conference}
H04M3/564 (Whereby the feature is a sub-conference) appears on 214 US grants and 218 published applications in this corpus.
Search patents in H04M- Granted patents
- 214
- Published applications
- 218
- Assignees
- 96
- Inventors
- 412
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 0 | 0 |
| 2001 | 8 | 2 |
| 2002 | 6 | 7 |
| 2003 | 3 | 6 |
| 2004 | 3 | 9 |
| 2005 | 0 | 8 |
| 2006 | 3 | 11 |
| 2007 | 3 | 7 |
| 2008 | 2 | 12 |
| 2009 | 8 | 8 |
| 2010 | 9 | 12 |
| 2011 | 6 | 4 |
| 2012 | 11 | 11 |
| 2013 | 11 | 12 |
| 2014 | 16 | 13 |
| 2015 | 17 | 8 |
| 2016 | 12 | 6 |
| 2017 | 13 | 10 |
| 2018 | 7 | 11 |
| 2019 | 10 | 7 |
| 2020 | 6 | 4 |
| 2021 | 8 | 8 |
| 2022 | 9 | 10 |
| 2023 | 13 | 18 |
| 2024 | 7 | 6 |
| 2025 | 5 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Semi-global muting12 May 2026US 12,627,760 B2Ipc Systems, Inc.
- Systems and methods for improved group communication sessions27 Jan 2026US 12,537,014 B2QUALCOMM Incorporated
- Systems and methods for creating and managing breakout sessions for a conference session13 Jan 2026US 12,526,366 B2Adeia Guides Inc.
- Methods and apparatus to enable private verbal side conversations in virtual meetings21 Oct 2025US 12,452,388 B2Intel Corporation
- Breakout of participants in a conference call3 Jun 2025US 12,323,473 B2Adeia Guides Inc.
- Semi-global muting20 Aug 2026US 2026/0246872 A1Ipc Systems, Inc.
- Methods and apparatus to enable private verbal side conversations in virtual meetings14 May 2026US 2026/0135969 A1Intel Corporation
- Breakout of participants in a conference call5 Feb 2026US 2026/0039704 A1Adeia Guides Inc.
- Dynamic virtual environment7 Aug 2025US 2025/0254057 A1Scoot, Inc.
- Semi-global muting7 Aug 2025US 2025/0254241 A1Ipc Systems, Inc.
Most cited
By later US patents
- Multimedia collaboration system with separate data network and A/V network controlled by information transmitting on the data network741US 5,617,539 AVicor Corporation · 1997
- Call control in video conferencing allowing acceptance and identification of participants in a new incoming call during an active teleconference595US 5,758,079 AVicor Corporation · 1998
- Multimedia collaboration system arrangement for routing compressed AV signal through a participant site without decompressing the AV signal566US 5,689,641 AVicor Corporation · 1997
- Multimedia collaboration system504US 6,237,025 B1Collaboration Properties, Inc. · 2001
- Videoconferencing hardware411US 6,583,806 B2Collaboration Properties, Inc. · 2003