Planar, e.g. in sheet form (vibration dampers comprising one or more constrained viscoelastic layers F16F9/306)

Planar, e.g. in sheet form (vibration dampers comprising one or more constrained viscoelastic layers F16F9/306) · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF16F1/3737
Official title{Planar, e.g. in sheet form (vibration dampers comprising one or more constrained viscoelastic layers F16F9/306)}
Display labelPlanar, e.g. in sheet form (vibration dampers comprising one or more constrained viscoelastic layers F16F9/306)
Total patents64

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20153
20167
20187
20196
20206
202112
20226
20233
20245
20258
20261

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 F16F1/3737?
CPC F16F1/3737 is the Cooperative Patent Classification code for “Planar, e.g. in sheet form (vibration dampers comprising one or more constrained viscoelastic layers F16F9/306).”
How many patents are filed under CPC F16F1/3737 (Planar, e.g. in sheet form (vibration dampers comprising one or more constrained viscoelastic layers F16F9/306))?
Our database includes 64 publications tagged with this CPC code.
Is patent activity under CPC F16F1/3737 growing?
Publication counts under this code: 5 in 2024 vs 8 in 2025 (latest complete years).