Immutable storage of snapshot data in a public cloud environment
US-12373390-B2 · Jul 29, 2025 · US
providing write once read many [WORM] semantics
providing write once read many [WORM] semantics · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G06F16/181 |
| Official title | {providing write once read many [WORM] semantics} |
| Display label | providing write once read many [WORM] semantics |
| Total patents | 66 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 5 |
| 2017 | 11 |
| 2018 | 8 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 8 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Foldable electronic device and method for displaying information in foldable electronic device
US-12153849-B2 · Nov 26, 2024 · US
Electronic device comprising flexible display module and method for operating same
US-12099708-B2 · Sep 24, 2024 · US
Optimizing retention timeframes of deduplicated copies at storage platforms that are write-once read-many (worm) enabled
US-2024281420-A1 · Aug 22, 2024 · US
Immutable storage of snapshot data in a public cloud environment
US-2024232134-A1 · Jul 11, 2024 · US
Systems and methods for optimizing storage and retention of deduplicated secondary copies at storage platforms that are write-once read-many (WORM) enabled
US-12032542-B2 · Jul 9, 2024 · US
Foldable electronic device and method for displaying information in foldable electronic device
US-2024168691-A1 · May 23, 2024 · US
Immutable storage of snapshot data in a public cloud environment
US-2024160605-A1 · May 16, 2024 · US
Immutable storage of snapshot data in a public cloud environment
US-11966362-B1 · Apr 23, 2024 · US
Foldable electronic device and method for displaying information in foldable electronic device
US-2023185507-A1 · Jun 15, 2023 · US
Electronic device comprising flexible display module and method for operating same
US-2023176721-A1 · Jun 8, 2023 · US
Systems and methods for optimizing storage and retention of deduplicated secondary copies at storage platforms that are write-once read-many (worm) enabled
US-2023147671-A1 · May 11, 2023 · US
Systems and methods for write-once-read-many storage
US-11461282-B2 · Oct 4, 2022 · US
Method, apparatus, and computer program product for indexing a file
US-11314689-B2 · Apr 26, 2022 · US
WORM data falsification detection
US-11226929-B2 · Jan 18, 2022 · US
Deduplication index enabling scalability
US-11016955-B2 · May 25, 2021 · US
Systems and methods for write-once-read-many storage
US-2021049131-A1 · Feb 18, 2021 · US
Systems and methods for write-once-read-many storage
US-10860544-B2 · Dec 8, 2020 · US
Optimized management of file system metadata within solid state storage devices (SSDs)
US-10740015-B2 · Aug 11, 2020 · US
Write once read many (WORM) drive for security or large storage needs
US-10725676-B2 · Jul 28, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G06F16/181?
- CPC G06F16/181 is the Cooperative Patent Classification code for “providing write once read many [WORM] semantics.”
- How many patents are filed under CPC G06F16/181 (providing write once read many [WORM] semantics)?
- Our database includes 66 publications tagged with this CPC code.
- Is patent activity under CPC G06F16/181 growing?
- Publication counts under this code: 8 in 2024 vs 6 in 2025 (latest complete years).