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using a flexible member, e.g. diaphragm, urged by fluid pressure

using a flexible member, e.g. diaphragm, urged by fluid pressure · 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 codeB30B9/22
Official titleusing a flexible member, e.g. diaphragm, urged by fluid pressure
Display labelusing a flexible member, e.g. diaphragm, urged by fluid pressure
Total patents11

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20153
20161
20171
20181
20192
20202
20251

Representative patents

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