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PCE
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IPC Subgroup
G06F 11/1471

involving logging of persistent data for recovery

Introduced: January 2026

Full Title

Error detection; Error correction; Monitoring > Responding to the occurrence of a fault, e.g. fault tolerance > Error detection or correction of the data by redundancy in operations > involving logging of persistent data for recovery

Classification Context

Section:
PHYSICS
Class:
COMPUTING OR CALCULATING; COUNTING
Subclass:
ELECTRIC DIGITAL DATA PROCESSING

Additional Content

logging recording physical or logical changes to stored persistent data to allow a system to recover from crashes or other errors and maintain the stored persistent data in a consistent state journal a chronological record of data processing operations. It is considered equivalent to logical logging

Top Applicants

Top 10 applicants by patent filingsfor class G06, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 66,669
  2. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,313
  3. MICROSOFT TECHNOLOGY LICENSING US 41,918
  4. GOOGLE US 32,969
  5. SGCC(STATE GRID CORPORATION OF CHINA) 30,822
  6. INTEL CORPORATION US 30,010
  7. TENCENT TECHNOLOGY (SHENZHEN) COMPANY 28,235
  8. HUAWEI TECHNOLOGIES COMPANY CN 26,079
  9. APPLE US 21,891
  10. HUAWEI TECHNOLOGIES COMPANY 20,505