Retractable or concealable lighting devices

Retractable or concealable lighting devices · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB60Q3/57
Official titleRetractable or concealable lighting devices
Display labelRetractable or concealable lighting devices
Total patents43

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20162
20172
20186
20197
20202
20214
20225
20239
20242
20254

Representative patents

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

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC B60Q3/57?
CPC B60Q3/57 is the Cooperative Patent Classification code for “Retractable or concealable lighting devices.”
How many patents are filed under CPC B60Q3/57 (Retractable or concealable lighting devices)?
Our database includes 43 publications tagged with this CPC code.
Is patent activity under CPC B60Q3/57 growing?
Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).