PatentsDB

viscosity

viscosity · 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 codeB29C45/7646
Official title{viscosity}
Display labelviscosity
Total patents67

Filing trend

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

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
20157
20166
20178
20182
20195
20205
20213
20227
20232
20248
202511
20263

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 B29C45/7646?
CPC B29C45/7646 is the Cooperative Patent Classification code for “viscosity.”
How many patents are filed under CPC B29C45/7646 (viscosity)?
Our database includes 67 publications tagged with this CPC code.
Is patent activity under CPC B29C45/7646 growing?
Publication counts under this code: 8 in 2024 vs 11 in 2025 (latest complete years).