H04L 12/185
With management of multicast group membership
Official title: {with management of multicast group membership}
H04L12/185 (With management of multicast group membership) appears on 2,017 US grants and 2,165 published applications in this corpus.
Search patents in H04L- Granted patents
- 2,017
- Published applications
- 2,165
- Assignees
- 612
- Inventors
- 4,042
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 14 | 0 |
| 1999 | 19 | 0 |
| 2000 | 21 | 0 |
| 2001 | 30 | 9 |
| 2002 | 29 | 63 |
| 2003 | 37 | 74 |
| 2004 | 34 | 65 |
| 2005 | 33 | 84 |
| 2006 | 38 | 82 |
| 2007 | 44 | 90 |
| 2008 | 47 | 103 |
| 2009 | 54 | 86 |
| 2010 | 96 | 90 |
| 2011 | 88 | 79 |
| 2012 | 78 | 96 |
| 2013 | 108 | 90 |
| 2014 | 105 | 97 |
| 2015 | 104 | 102 |
| 2016 | 115 | 99 |
| 2017 | 93 | 98 |
| 2018 | 83 | 116 |
| 2019 | 119 | 102 |
| 2020 | 119 | 122 |
| 2021 | 126 | 102 |
| 2022 | 106 | 81 |
| 2023 | 81 | 66 |
| 2024 | 75 | 83 |
| 2025 | 58 | 52 |
| 2026 | 36 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Source and receiver anchoring for efficient multicast traffic distribution15 Sep 2026US 12,739,146 B2Hewlett Packard Enterprise Development LP
- Handling multicast device latencies through selective join forwarding15 Sep 2026US 12,739,147 B2Hewlett Packard Enterprise Development LP
- Programming static multicast routes inload-balanced networks15 Sep 2026US 12,739,149 B2Hewlett Packard Enterprise Development LP
- Originating routes in a multicast virtual private network (MVPN) based on traffic activity1 Sep 2026US 12,726,377 B2Arista Networks, Inc.
- Efficient multicast source roaming in an overlay network11 Aug 2026US 12,706,770 B2Hewlett Packard Enterprise Development LP
- Pim proxy over evpn fabric17 Sep 2026US 2026/0281049 A1Cisco Technology, Inc.
- Limited Communications Threads Associated with Data Objects in Multi-User Software Applications3 Sep 2026US 2026/0261446 A1Procore Technologies, Inc.
- Information processing method and apparatus, electronic device, and storage medium3 Sep 2026US 2026/0261534 A1Beijing Zitiao Network Technology Co., Ltd.
- Enhanced controls for sensory group timers27 Aug 2026US 2026/0252301 A1Microsoft Technology Licensing, LLC
- Method and System for Public Display Management Using Rich Communication Services (RCS)27 Aug 2026US 2026/0254781 A1
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
- Intranet-based system with methods for co-active delivery of information to multiple users600US 5,892,909 ADiffusion, Inc. · 1999
- 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
- Multicasting method and apparatus589US 5,778,187 ANetcast Communications Corp. · 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