H04L 49/255
Control mechanisms for atm switching fabrics
Official title: {Control mechanisms for ATM switching fabrics}
H04L49/255 (Control mechanisms for atm switching fabrics) appears on 524 US grants and 104 published applications in this corpus.
Search patents in H04L- Granted patents
- 524
- Published applications
- 104
- Assignees
- 148
- Inventors
- 767
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 13 | 0 |
| 1994 | 18 | 0 |
| 1995 | 19 | 0 |
| 1996 | 33 | 0 |
| 1997 | 22 | 0 |
| 1998 | 40 | 0 |
| 1999 | 61 | 0 |
| 2000 | 60 | 0 |
| 2001 | 62 | 10 |
| 2002 | 47 | 28 |
| 2003 | 35 | 18 |
| 2004 | 19 | 12 |
| 2005 | 7 | 6 |
| 2006 | 20 | 7 |
| 2007 | 12 | 5 |
| 2008 | 10 | 4 |
| 2009 | 7 | 2 |
| 2010 | 3 | 1 |
| 2011 | 6 | 0 |
| 2012 | 3 | 0 |
| 2013 | 4 | 0 |
| 2014 | 3 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 7 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Switch fabric modification system11 Aug 2026US 12,706,805 B2Dell Products L. P.
- Techniques of handling overlay encapsulation11 Aug 2026US 12,706,861 B2Oracle International Corporation
- Network re-routing systems and methods2 Sep 2014US 8,824,486 B2AT&T Intellectual Property I, L. P.
- Intelligent policy server system and method for bandwidth control in an ATM network15 Jul 2014US 8,780,919 B2Verizon Patent and Licensing Inc.
- Broadband telecommunications system20 May 2014US 8,730,971 B2Sprint Communications Co.L.P.
- Modifying Routing Configurations of a Network Fabric Based on Telemetry Data10 Sep 2026US 2026/0270222 A1Oracle International Corporation
- Interconnecting global virtual planes17 Apr 2025US 2025/0123875 A1Oracle International Corporation
- Interconnecting global virtual planes17 Apr 2025US 2025/0123876 A1Oracle International Corporation
- Global virtual planes17 Apr 2025US 2025/0124536 A1Oracle International Corporation
- Techniques of handling overlay encapsulation17 Apr 2025US 2025/0126071 A1Oracle International Corporation
Most cited
By later US patents
- Apparatus for interfacing between telecommunications call signals and broadband signals366US 5,327,421 AAT&T Bell Laboratories · 1994
- Integrated television services system339US 5,539,449 AAT&T Corp. · 1996
- Establishing telecommunications call paths in broadband communication networks336US 5,345,446 AAT&T Bell Laboratories · 1994
- Establishing telecommunications calls in a broadband network313US 5,345,445 AAT&T Bell Laboratories · 1994
- Apparatus for determining the topology of an ATM network or the like Via communication of topology information between a central manager and switches in the network over a virtual service path293US 5,729,685 ABay Networks, Inc. · 1998