H04L 1/1642
Formats specially adapted for sequence numbers
Official title: {Formats specially adapted for sequence numbers}
H04L1/1642 (Formats specially adapted for sequence numbers) appears on 603 US grants and 758 published applications in this corpus.
Search patents in H04L- Granted patents
- 603
- Published applications
- 758
- Assignees
- 210
- Inventors
- 1,485
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 2 |
| 2002 | 7 | 19 |
| 2003 | 9 | 17 |
| 2004 | 8 | 17 |
| 2005 | 9 | 15 |
| 2006 | 12 | 9 |
| 2007 | 6 | 8 |
| 2008 | 7 | 13 |
| 2009 | 9 | 13 |
| 2010 | 6 | 13 |
| 2011 | 10 | 3 |
| 2012 | 15 | 9 |
| 2013 | 11 | 12 |
| 2014 | 12 | 12 |
| 2015 | 10 | 11 |
| 2016 | 11 | 13 |
| 2017 | 11 | 11 |
| 2018 | 14 | 16 |
| 2019 | 14 | 36 |
| 2020 | 21 | 106 |
| 2021 | 49 | 82 |
| 2022 | 76 | 88 |
| 2023 | 75 | 78 |
| 2024 | 65 | 64 |
| 2025 | 59 | 54 |
| 2026 | 48 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Communication method and apparatus15 Sep 2026US 12,739,897 B2Huawei Technologies Co., Ltd.
- Reference signal transmission position indication determining method and apparatus1 Sep 2026US 12,726,936 B2Datang Mobile Communications Equipment Co., Ltd.
- N-to-N protocol data unit acknowledgment mechanism for improving interception data reliability25 Aug 2026US 12,720,319 B2Microsoft Technology Licensing, LLC
- Multicast transmission method and related apparatus25 Aug 2026US 12,720,626 B2Huawei Technologies Co., Ltd.
- Communication method, access network device, terminal device, and core network device18 Aug 2026US 12,712,673 B2Huawei Technologies Co., Ltd.
- Information processing method and apparatus, communication device, and storage medium8 Oct 2026US 2026/0313441 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Autonomous Retransmission in Wireless Communications1 Oct 2026US 2026/0303265 A1Sharp Kabushiki Kaisha
- Timely rlc status report1 Oct 2026US 2026/0304220 A1QUALCOMM Incorporated
- Wireless communication method, terminal device and network device24 Sep 2026US 2026/0291650 A1Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Enhancements to application data unit metadata24 Sep 2026US 2026/0291651 A1QUALCOMM Incorporated
Most cited
By later US patents
- Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels352US 4,675,863 AInternational Mobile Machines Corporation · 1987
- Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels257US 5,022,024 AInternational Mobile Machines Corporation · 1991
- Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels241US 4,912,705 AInternational Mobile Machines Corporation · 1990
- Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels236US 4,817,089 AInternational Mobile Machines Corporation · 1989
- Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels234US 5,687,194 AInterDigital Technology Corporation · 1997