characterised by the sleeve of elastic material, e.g. having indentations or made of materials of different hardness (F16F1/3807, F16F1/387 take precedence)

characterised by the sleeve of elastic material, e.g. having indentations or made of materials of different hardness (F16F1/3807, F16F1/387 take precedence) · 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 codeF16F1/3835
Official title{characterised by the sleeve of elastic material, e.g. having indentations or made of materials of different hardness (F16F1/3807, F16F1/387 take precedence)}
Display labelcharacterised by the sleeve of elastic material, e.g. having indentations or made of materials of different hardness (F16F1/3807, F16F1/387 take precedence)
Total patents138

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20155
20164
201711
201813
201910
202018
202110
202215
202319
202417
202515
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 F16F1/3835?
CPC F16F1/3835 is the Cooperative Patent Classification code for “characterised by the sleeve of elastic material, e.g. having indentations or made of materials of different hardness (F16F1/3807, F16F1/387 take precedence).”
How many patents are filed under CPC F16F1/3835 (characterised by the sleeve of elastic material, e.g. having indentations or made of materials of different hardness (F16F1/3807, F16F1/387 take precedence))?
Our database includes 138 publications tagged with this CPC code.
Is patent activity under CPC F16F1/3835 growing?
Publication counts under this code: 17 in 2024 vs 15 in 2025 (latest complete years).