G06F 9/461
Saving or restoring of program or task context
Official title: {Saving or restoring of program or task context}
G06F9/461 (Saving or restoring of program or task context) appears on 1,556 US grants and 1,403 published applications in this corpus.
Search patents in G06F- Granted patents
- 1,556
- Published applications
- 1,403
- Assignees
- 447
- Inventors
- 3,391
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 11 | 0 |
| 1985 | 12 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 13 | 0 |
| 1993 | 12 | 0 |
| 1994 | 18 | 0 |
| 1995 | 16 | 0 |
| 1996 | 25 | 0 |
| 1997 | 26 | 0 |
| 1998 | 25 | 0 |
| 1999 | 34 | 0 |
| 2000 | 28 | 0 |
| 2001 | 35 | 5 |
| 2002 | 20 | 25 |
| 2003 | 8 | 18 |
| 2004 | 14 | 29 |
| 2005 | 16 | 34 |
| 2006 | 21 | 34 |
| 2007 | 23 | 44 |
| 2008 | 22 | 48 |
| 2009 | 33 | 49 |
| 2010 | 34 | 40 |
| 2011 | 42 | 36 |
| 2012 | 35 | 36 |
| 2013 | 47 | 69 |
| 2014 | 56 | 113 |
| 2015 | 77 | 73 |
| 2016 | 108 | 99 |
| 2017 | 89 | 73 |
| 2018 | 82 | 80 |
| 2019 | 90 | 86 |
| 2020 | 83 | 74 |
| 2021 | 97 | 93 |
| 2022 | 66 | 64 |
| 2023 | 65 | 47 |
| 2024 | 56 | 45 |
| 2025 | 45 | 47 |
| 2026 | 17 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Atomic deterministic next action6 Oct 2026US 12,754,758 B2Boost SubscriberCo L.L.C.
- Dynamic device virtualization for use by guest user processes based on observed behaviors of native device drivers15 Sep 2026US 12,737,206 B2Dynavisor, Inc.
- Efficient exception handling in trusted execution environments4 Aug 2026US 12,699,766 B2Intel Corporation
- System and method for managing service requests of a restoring device using a digital twin21 Jul 2026US 12,688,059 B2Dell Products L. P.
- Apparatus and method for handling exceptions14 Jul 2026US 12,682,043 B2Arm Limited
- Maintaining state information24 Sep 2026US 2026/0288467 A1Arm Limited
- Multi-thread scheduling method, server, and computer system27 Aug 2026US 2026/0252399 A1Huawei Technologies Co., Ltd.
- Delegating data processing tasks27 Aug 2026US 2026/0252412 A1Arm Limited
- Process-in-memory (pim) virtualization with translation layer20 Aug 2026US 2026/0244473 A1QUALCOMM Incorporated
- Processing-in-memory (pim) architecture supporting multiple contexts with efficient context switching20 Aug 2026US 2026/0244482 A1QUALCOMM Incorporated
Most cited
By later US patents
- Multiple address-space data processor with addressable register and context switching470US 5,201,039 AMitsubishi Denki Kabushiki Kaisha · 1993
- Real time processor capable of concurrently running multiple independent JAVA machines375US 6,374,286 B1Rockwell Collins, Inc. · 2002
- Low-power, standby mode computer284US 5,163,153 AGrid Systems Corporation · 1992
- Suspend/resume capability for a protected mode microprocessor247US 5,446,904 AZenith Data Systems Corporation · 1995
- Series maxium/minimum function computing devices, systems and methods238US 5,072,418 ATexas Instruments Incorporated · 1991