Gate valves; Sliding valves; Cocks

Gate valves; Sliding valves; Cocks · 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 codeB05B1/326
Official title{Gate valves; Sliding valves; Cocks}
Display labelGate valves; Sliding valves; Cocks
Total patents83

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
201510
201610
20179
20185
20197
20209
20219
20224
20236
20247
20256
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 B05B1/326?
CPC B05B1/326 is the Cooperative Patent Classification code for “Gate valves; Sliding valves; Cocks.”
How many patents are filed under CPC B05B1/326 (Gate valves; Sliding valves; Cocks)?
Our database includes 83 publications tagged with this CPC code.
Is patent activity under CPC B05B1/326 growing?
Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).