H04L 12/1868
Measures taken after transmission
Official title: {Measures taken after transmission, e.g. acknowledgments}
H04L12/1868 (Measures taken after transmission) appears on 709 US grants and 791 published applications in this corpus.
Search patents in H04L- Granted patents
- 709
- Published applications
- 791
- Assignees
- 342
- Inventors
- 1,677
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 5 |
| 2002 | 7 | 14 |
| 2003 | 10 | 24 |
| 2004 | 9 | 20 |
| 2005 | 10 | 22 |
| 2006 | 22 | 31 |
| 2007 | 16 | 37 |
| 2008 | 15 | 46 |
| 2009 | 25 | 55 |
| 2010 | 25 | 35 |
| 2011 | 35 | 26 |
| 2012 | 35 | 39 |
| 2013 | 45 | 38 |
| 2014 | 39 | 36 |
| 2015 | 38 | 41 |
| 2016 | 47 | 40 |
| 2017 | 33 | 26 |
| 2018 | 30 | 27 |
| 2019 | 43 | 37 |
| 2020 | 35 | 31 |
| 2021 | 29 | 35 |
| 2022 | 23 | 30 |
| 2023 | 29 | 25 |
| 2024 | 25 | 40 |
| 2025 | 26 | 23 |
| 2026 | 11 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Short latency fast retransmission triggering29 Sep 2026US 12,750,165 B2Wacom Co., Ltd.
- Network support for reliable multicast operations22 Sep 2026US 12,744,690 B2Intel Corporation
- Method for communicating messages between a plurality of pieces of user equipment15 Sep 2026US 12,739,148 B2Bull SAS
- Information communication apparatus, storage medium, and communication system14 Jul 2026US 12,682,779 B2Casio Computer Co., Ltd.
- Method for improving reliability of MBS service and network device14 Jul 2026US 12,683,826 B2Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Semi-Persistent Scheduling Activation for Multicast Services17 Sep 2026US 2026/0282054 A1Ofinno, LLC
- Optimizing controller driven multicast for scalability23 Jul 2026US 2026/0213969 A1Cisco Technology, Inc.
- Method, device and computer storage medium of communication16 Jul 2026US 2026/0205892 A1NEC Corporation
- Contention window value determining method and apparatus21 May 2026US 2026/0143527 A1
- Data transmission method, apparatus, device, and system, and storage medium14 May 2026US 2026/0135811 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Broadcast data distribution system457US 4,868,866 AMcGraw-Hill, Inc. · 1989
- Reliable transport protocol for internetwork routing361US 5,519,704 ACisco Systems, Inc. · 1996
- Multicast routing using core based trees317US 5,331,637 ABell Communications Research, Inc. · 1994
- Multicast protocol with reduced buffering requirements297US 6,724,770 B12004
- Methods for transmitting data272US 5,727,002 AStarburst Communications Corporation · 1998