G06F 2201/825
The problem or solution involving locking
Official title: the problem or solution involving locking
G06F2201/825 (The problem or solution involving locking) appears on 249 US grants and 189 published applications in this corpus.
Search patents in G06F- Granted patents
- 249
- Published applications
- 189
- Assignees
- 63
- Inventors
- 419
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 1 |
| 2005 | 1 | 2 |
| 2006 | 3 | 1 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 1 |
| 2011 | 3 | 5 |
| 2012 | 4 | 9 |
| 2013 | 7 | 8 |
| 2014 | 16 | 17 |
| 2015 | 14 | 22 |
| 2016 | 26 | 21 |
| 2017 | 13 | 23 |
| 2018 | 23 | 10 |
| 2019 | 25 | 13 |
| 2020 | 26 | 10 |
| 2021 | 12 | 8 |
| 2022 | 6 | 13 |
| 2023 | 13 | 6 |
| 2024 | 16 | 3 |
| 2025 | 10 | 7 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Virtualized file server4 Aug 2026US 12,699,560 B2Nutanix, Inc.
- Backup and restore for a hybrid transactional and analytical processing (HTAP) database16 Jun 2026US 12,657,091 B2Snowflake Inc.
- Generating guaranteed retention lock audit reports for cascaded replication in a deduplication backup system2 Jun 2026US 12,645,637 B2Dell Products L. P.
- Storage and data protection method of storage21 Apr 2026US 12,608,494 B2Hitachi Vantara, Ltd.
- Efficient auto retention lock (ARL) policy implementation during backup job initiation30 Dec 2025US 12,511,197 B2Dell Products L. P.
- Backup and restore for a hybrid transactional and analytical processing (htap) database16 Oct 2025US 2025/0321833 A1Snowflake Inc.
- Self-healing virtualized file server9 Oct 2025US 2025/0315246 A1Nutanix, Inc.
- Efficient auto retention lock (arl) policy implementation during backup job initiation29 May 2025US 2025/0173222 A1Dell Products L. P.
- Durable handle management for failover in distributed file servers27 Mar 2025US 2025/0103452 A1Nutanix, Inc.
- Storage and data protection method of storage27 Feb 2025US 2025/0068749 A1Hitachi, Ltd.
Most cited
By later US patents
- Method and system for implementing consistency groups with virtual machines223US 9,069,708 B2Nutanix, Inc. · 2015
- Method for managing database recovery from failure of a shared store in a system including a plurality of transaction-based systems of the write-ahead logging type169US 5,280,611 AInternational Business Machines Corporation · 1994
- System and method for implementing operating system message queues with recoverable shared virtual storage140US 5,222,217 AInternational Business Machines Corporation · 1993
- Transaction processing facility within an operating system environment133US 5,095,421 AInternational Business Machines Corporation · 1992
- System and method for data replication using a single master failover protocol121US 9,116,862 B1Amazon Technologies, Inc. · 2015