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Details of electron-optical or ion-optical arrangements common to two or more basic types of discharge tubes or lamps

Details of electron-optical or ion-optical arrangements common to two or more basic types of discharge tubes or lamps · 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 codeH01J3/00
Official titleDetails of electron-optical or ion-optical arrangements common to two or more basic types of discharge tubes or lamps
Display labelDetails of electron-optical or ion-optical arrangements common to two or more basic types of discharge tubes or lamps
Total patents23

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20153
20163
20175
20182
20194
20201
20212
20253

Representative patents

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