G06F 12/0253
Garbage collection, i.e. reclamation of unreferenced memory
Official title: {Garbage collection, i.e. reclamation of unreferenced memory}
G06F12/0253 (Garbage collection, i.e. reclamation of unreferenced memory) appears on 2,982 US grants and 2,887 published applications in this corpus.
Search patents in G06F- Granted patents
- 2,982
- Published applications
- 2,887
- Assignees
- 407
- Inventors
- 4,231
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 30 | 0 |
| 2001 | 47 | 11 |
| 2002 | 49 | 57 |
| 2003 | 38 | 48 |
| 2004 | 48 | 90 |
| 2005 | 50 | 58 |
| 2006 | 70 | 46 |
| 2007 | 50 | 63 |
| 2008 | 59 | 75 |
| 2009 | 50 | 70 |
| 2010 | 94 | 59 |
| 2011 | 59 | 60 |
| 2012 | 64 | 82 |
| 2013 | 80 | 75 |
| 2014 | 80 | 97 |
| 2015 | 126 | 121 |
| 2016 | 131 | 166 |
| 2017 | 162 | 187 |
| 2018 | 132 | 166 |
| 2019 | 204 | 226 |
| 2020 | 241 | 267 |
| 2021 | 234 | 210 |
| 2022 | 239 | 182 |
| 2023 | 192 | 154 |
| 2024 | 178 | 131 |
| 2025 | 137 | 96 |
| 2026 | 61 | 90 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Garbage collection using detail card tables6 Oct 2026US 12,754,838 B2Oracle International Corporation
- Media management29 Sep 2026US 12,748,542 B2Micron Technology, Inc.
- Optimized garbage collection29 Sep 2026US 12,748,696 B2Kioxia Corporation
- Asynchronous handling hint bits on index pages using garbage collection29 Sep 2026US 12,748,742 B2Google Inc.
- Traffic scheduling control method and device based on zoned storage device, and storage medium22 Sep 2026US 12,743,240 B2Beijing Volcano Engine Technology Co., Ltd.
- Systems and methods for performing bulk file storage system actions over a network protocol1 Oct 2026US 2026/0299801 A1Everpure, Inc.
- Garbage collection for flash translation layer tables1 Oct 2026US 2026/0300166 A1Micron Technology, Inc.
- Apparatus and operation method for performing garbage collection in a memory system24 Sep 2026US 2026/0288634 A1SK hynix Inc.
- File-based garbage collection24 Sep 2026US 2026/0288635 A1Micron Technology, Inc.
- Isolating garbage collection read operations in a memory sub-system17 Sep 2026US 2026/0277801 A1Micron Technology, Inc.
Most cited
By later US patents
- Specializing write-barriers for objects in a garbage collected heap553US 7,089,272 B1Sun Microsystems, Inc. · 2006
- Probabilistic summary data structure based encoding for garbage collection382US 7,424,498 B1Data Domain, Inc. · 2008
- Efficient write-watch mechanism useful for garbage collection in a computer system343US 7,065,617 B2Microsoft Corporation · 2006
- System and method for managing trim operations in a flash memory system using mapping tables and block status tables334US 9,323,667 B2Violin Memory, Inc. · 2016
- Method and system for leasing storage318US 6,263,350 B1Sun Microsystems, Inc. · 2001