What is CPC B63B35/34?

CPC B63B35/34 is the Cooperative Patent Classification code for “Pontoons (floating bridges E01D15/14).”

How many patents are filed under CPC B63B35/34 (Pontoons (floating bridges E01D15/14))?

Our database includes 51 publications tagged with this CPC code.

Publication counts under this code: 8 in 2024 vs 6 in 2025 (latest complete years).

Pontoons (floating bridges E01D15/14) · Cooperative Patent Classification (CPC)

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

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B63B35/34
Official title	Pontoons (floating bridges E01D15/14)
Display label	Pontoons (floating bridges E01D15/14)
Total patents	51

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

Filing activity over the last five years is declining.

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

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

What is CPC B63B35/34?: CPC B63B35/34 is the Cooperative Patent Classification code for “Pontoons (floating bridges E01D15/14).”
How many patents are filed under CPC B63B35/34 (Pontoons (floating bridges E01D15/14))?: Our database includes 51 publications tagged with this CPC code.
Is patent activity under CPC B63B35/34 growing?: Publication counts under this code: 8 in 2024 vs 6 in 2025 (latest complete years).