Consistent unmapping of application data in presence of concurrent, unquiesced writers and readers
US-2015370489-A1 · Dec 24, 2015 · US
Details of free space management performed by the file system (saving storage space on storage systems G06F3/0608; management of blocks in storage devices G06F3/064)
Details of free space management performed by the file system (saving storage space on storage systems G06F3/0608; management of blocks in storage devices G06F3/064) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G06F16/1727 |
| Official title | {Details of free space management performed by the file system (saving storage space on storage systems G06F3/0608; management of blocks in storage devices G06F3/064)} |
| Display label | Details of free space management performed by the file system (saving storage space on storage systems G06F3/0608; management of blocks in storage devices G06F3/064) |
| Total patents | 1,053 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 75 |
| 2016 | 112 |
| 2017 | 125 |
| 2018 | 101 |
| 2019 | 104 |
| 2020 | 127 |
| 2021 | 100 |
| 2022 | 89 |
| 2023 | 77 |
| 2024 | 67 |
| 2025 | 61 |
| 2026 | 15 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Addressing Cross-Allocated Blocks in a File System
US-2015370850-A1 · Dec 24, 2015 · US
Systems and methods for transformation of logical data objects for storage
US-9218355-B2 · Dec 22, 2015 · US
Systems and methods for transformation of logical data objects for storage
US-9218297-B2 · Dec 22, 2015 · US
Method and device for clustering file
US-2015356164-A1 · Dec 10, 2015 · US
Parallel block allocation for declustered logical disks
US-2015347321-A1 · Dec 3, 2015 · US
Systems and methods for using metadata to enhance data identification operations
US-2015339296-A1 · Nov 26, 2015 · US
Extending Cluster Allocations In An Extensible File System
US-2015339333-A1 · Nov 26, 2015 · US
File management among different zones of storage media
US-2015339319-A1 · Nov 26, 2015 · US
Data Processing Method and Device in Distributed File Storage System
US-2015324371-A1 · Nov 12, 2015 · US
Memory device, electronic system, and methods associated with modifying data and a file of a memory device
US-2015324142-A1 · Nov 12, 2015 · US
Cluster storage using subsegmenting for efficient storage
US-9183216-B2 · Nov 10, 2015 · US
Idle state triggered constrained synchronization of shared content items
US-9185164-B1 · Nov 10, 2015 · US
Inline garbage collection for log-structured file systems
US-2015317326-A1 · Nov 5, 2015 · US
Systems and methods for transformation of logical data objects for storage
US-9176976-B2 · Nov 3, 2015 · US
Parallel block allocation for declustered logical disks
US-9176674-B2 · Nov 3, 2015 · US
Method and system for transformation of logical data objects for storage
US-9176975-B2 · Nov 3, 2015 · US
Virtual block devices
US-2015310056-A1 · Oct 29, 2015 · US
Method and apparatus for modifying compressed files
US-9170804-B2 · Oct 27, 2015 · US
System and Method for Managing Space Allocation within a File System
US-2015293706-A1 · Oct 15, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G06F16/1727?
- CPC G06F16/1727 is the Cooperative Patent Classification code for “Details of free space management performed by the file system (saving storage space on storage systems G06F3/0608; management of blocks in storage devices G06F3/064).”
- How many patents are filed under CPC G06F16/1727 (Details of free space management performed by the file system (saving storage space on storage systems G06F3/0608; management of blocks in storage devices G06F3/064))?
- Our database includes 1,053 publications tagged with this CPC code.
- Is patent activity under CPC G06F16/1727 growing?
- Publication counts under this code: 67 in 2024 vs 61 in 2025 (latest complete years).