H04L 67/2885
Hierarchically arranged intermediate devices
Official title: Hierarchically arranged intermediate devices, e.g. for hierarchical caching
H04L67/2885 (Hierarchically arranged intermediate devices) appears on 404 US grants and 435 published applications in this corpus.
Search patents in H04L- Granted patents
- 404
- Published applications
- 435
- Assignees
- 154
- Inventors
- 602
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 10 |
| 2003 | 8 | 11 |
| 2004 | 3 | 8 |
| 2005 | 4 | 5 |
| 2006 | 3 | 6 |
| 2007 | 9 | 6 |
| 2008 | 5 | 15 |
| 2009 | 4 | 8 |
| 2010 | 6 | 8 |
| 2011 | 5 | 13 |
| 2012 | 14 | 18 |
| 2013 | 14 | 13 |
| 2014 | 21 | 69 |
| 2015 | 16 | 20 |
| 2016 | 16 | 24 |
| 2017 | 74 | 22 |
| 2018 | 25 | 17 |
| 2019 | 18 | 29 |
| 2020 | 34 | 33 |
| 2021 | 30 | 17 |
| 2022 | 21 | 28 |
| 2023 | 15 | 21 |
| 2024 | 30 | 16 |
| 2025 | 9 | 11 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Proxy device with delay measuring capability22 Sep 2026US 12,744,828 B2Bright Data Ltd.
- Content fetching by mobile device selected based on battery charge level15 Sep 2026US 12,739,296 B2Bright Data Ltd.
- Content fetching by mobile device in a state based on resource utilization level25 Aug 2026US 12,719,945 B2Bright Data Ltd.
- Opportunistic content delivery using delta coding30 Jun 2026US 12,671,494 B2
- Device type discovery based on network address translated network traffic9 Jun 2026US 12,652,224 B2Palo Alto Networks, Inc.
- Opportunistic content delivery using delta coding8 Oct 2026US 2026/0312676 A1ViaSat, Inc.
- System and Method for Improving Content Fetching by Selecting Tunnel Devices1 Oct 2026US 2026/0303681 A1Bright Data Ltd.
- Device discovery through centralized system21 May 2026US 2026/0143038 A1
- Accessing data in a cloud storage architecture using a multi-layered cached bitmap2 Apr 2026US 2026/0095506 A1International Business Machines Corporation
- System and Method for Improving Content Fetching by Selecting Tunnel Devices22 Jan 2026US 2026/0025425 A1Bright Data Ltd.
Most cited
By later US patents
- Method and system for dynamically prefetching information via a server hierarchy581US 6,085,193 AInternational Business Machines Corporation · 2000
- Video file server maintaining sliding windows of a video data set in random access memories of stream server computers for immediate video-on-demand service beginning at any specified location320US 5,933,603 AEMC Corporation · 1999
- Method and system for tiered distribution in a content delivery network302US 7,133,905 B2Akamai Technologies, Inc. · 2006
- System for efficient delivery of multimedia information using hierarchical network of servers selectively caching program for a selected time period288US 5,583,994 AThe Regents of the University of California · 1996
- Efficient compression using differential caching267US 7,188,214 B1Digital River, Inc. · 2007