Rolling or calendering

Rolling or calendering · Cooperative Patent Classification (CPC)

Electric circuits, power, telecommunications, and semiconductors.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeH01M4/0435
Official title{Rolling or calendering}
Display labelRolling or calendering
Total patents2,093

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
201543
201680
201792
201895
2019125
2020148
2021151
2022217
2023260
2024320
2025436
2026126

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 H01M4/0435?
CPC H01M4/0435 is the Cooperative Patent Classification code for “Rolling or calendering.”
How many patents are filed under CPC H01M4/0435 (Rolling or calendering)?
Our database includes 2,093 publications tagged with this CPC code.
Is patent activity under CPC H01M4/0435 growing?
Publication counts under this code: 320 in 2024 vs 436 in 2025 (latest complete years).