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Making holes, e.g. by drilling, punching, flame-cutting

Making holes, e.g. by drilling, punching, flame-cutting · Cooperative Patent Classification (CPC)

Building, mining, and civil engineering structures.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	E01B31/06
Official title	Making holes, e.g. by drilling, punching, flame-cutting
Display label	Making holes, e.g. by drilling, punching, flame-cutting
Total patents	4

Year-over-year patent counts classified under this CPC code.

Filing activity appears to be growing based on the most recent years.

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.