- All sections
- G - Physics
- G06F - Electric digital data processing
- G06F 21/53 - Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity, buffer overflow or preventing unwanted data erasure by executing in a restricted environment, e.g. sandbox or secure virtual machine
Patent holdings for IPC class G06F 21/53
Total number of patents in this class: 4025
10-year publication summary
|
300
|
355
|
396
|
447
|
517
|
456
|
432
|
413
|
383
|
118
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intel Corporation | 45621 |
273 |
| Microsoft Technology Licensing, LLC | 51439 |
272 |
| International Business Machines Corporation | 60644 |
144 |
| Cisco Technology, Inc. | 18858 |
98 |
| Huawei Technologies Co., Ltd. | 100781 |
93 |
| Citrix Systems, Inc. | 3905 |
79 |
| VMware LLC | 6078 |
74 |
| Google LLC | 38759 |
65 |
| Amazon Technologies, Inc. | 24422 |
64 |
| Samsung Electronics Co., Ltd. | 131630 |
61 |
| Red Hat, Inc. | 3719 |
55 |
| FireEye Security Holdings US LLC | 303 |
43 |
| JPMorgan Chase Bank, National Association | 10964 |
41 |
| Apple Inc. | 50209 |
40 |
| Reliaquest Holdings, LLC | 120 |
40 |
| Siemens AG | 24990 |
38 |
| British Telecommunications Public Limited Company | 2575 |
36 |
| Palo Alto Networks, Inc. | 894 |
36 |
| NEC Corporation | 32703 |
35 |
| Hewlett-Packard Development Company, L.P. | 28538 |
35 |
| Other owners | 2403 |