G06F 2201/855
Details of asynchronous mirroring using a journal to transfer not-yet-mirrored changes
G06F2201/855 (Details of asynchronous mirroring using a journal to transfer not-yet-mirrored changes) appears on 405 US grants and 312 published applications in this corpus.
Search patents in G06F- Granted patents
- 405
- Published applications
- 312
- Assignees
- 86
- Inventors
- 591
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 4 | 4 |
| 2004 | 2 | 11 |
| 2005 | 1 | 25 |
| 2006 | 16 | 17 |
| 2007 | 14 | 26 |
| 2008 | 22 | 21 |
| 2009 | 11 | 13 |
| 2010 | 19 | 10 |
| 2011 | 21 | 13 |
| 2012 | 25 | 17 |
| 2013 | 20 | 10 |
| 2014 | 27 | 13 |
| 2015 | 29 | 20 |
| 2016 | 37 | 19 |
| 2017 | 25 | 14 |
| 2018 | 28 | 15 |
| 2019 | 20 | 8 |
| 2020 | 22 | 14 |
| 2021 | 13 | 10 |
| 2022 | 12 | 9 |
| 2023 | 16 | 8 |
| 2024 | 10 | 6 |
| 2025 | 4 | 1 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Continuous data protection using retroactive backup snapshots11 Aug 2026US 12,705,140 B2Salesforce, Inc.
- Methods and apparatuses for improving the utilization of state machines in a distributed system3 Feb 2026US 12,541,502 B2
- Prioritizing I/O operations directed to replicating datasets27 Jan 2026US 12,536,192 B2Pure Storage, Inc.
- Checkpoint-based data replication27 Jan 2026US 12,536,195 B2Pure Storage, Inc.
- Storage system and method using persistent memory9 Sep 2025US 12,411,616 B2EMC IP Holding Company LLC
- Switching between write journaling modes for a high-availability storage system configuration for failback scenarios25 Jun 2026US 2026/0178456 A1NetApp, Inc.
- Switching between write journaling modes for a high-availability storage system configuration for failover scenarios25 Jun 2026US 2026/0178474 A1NetApp, Inc.
- Systems and methods for load-aware data replication using hierarchical queues4 Jun 2026US 2026/0154290 A1Pure Storage, Inc.
- Multi-Storage System Replication Utilizing Coordinated Dataset Checkpoints23 Apr 2026US 2026/0111418 A1Pure Storage, Inc.
- Managing power loss recovery using a dirty section write policy for an address mapping table in a memory sub-system16 Apr 2026US 2026/0105002 A1Micron Technology, Inc.
Most cited
By later US patents
- Maintaining data consistency in mirrored cluster storage systems using bitmap write-intent logging397US 8,046,548 B1American Megatrends, Inc. · 2011
- Systems and methods for backing up data files392US 6,460,055 B1LiveVault Corporation · 2002
- Maintaining data consistency in mirrored cluster storage systems using bitmap write-intent logging370US 8,595,455 B2American Megatrends, Inc. · 2013
- Controller-based bi-directional remote copy system with storage site failover capability309US 6,643,795 B1Hewlett-Packard Development Company, L. P. · 2003
- Ensuring consistency of replicated volumes255US 8,214,612 B1EMC Corporation · 2012