of unstructured textual data

Introduced: January 2019

Full Title

Information retrieval; Database structures therefor; File system structures therefor > of unstructured textual data

Classification Context

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

Filing statistics

IPC G06F 16/3 belongs to the parent subclass G06F, which recorded 2,990,091 patent applications worldwide between 2013 and 2023. Annual filings grew from 193,009 in 2013 to 380,314 in 2023 (+97%). The most active applicants in class G06 are SAMSUNG ELECTRONICS COMPANY (66,669 applications), IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) (62,313 applications) and MICROSOFT TECHNOLOGY LICENSING (41,918 applications).

Source: EPO PATSTAT, worldwide filings

Additional Content

Document management systems

6 direct subcodes

Child Classifications

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G06F 16/31 Indexing; Data structures therefor; Storage structures
G06F 16/33 Querying
G06F 16/34 Browsing; Visualisation therefor
G06F 16/35 Clustering; Classification
G06F 16/36 Creation of semantic tools, e.g. ontology or thesauri
G06F 16/38 Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually

Top Applicants

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

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