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Class Information
Number:
257/E31.002
Name:
Active solid-state devices (e.g., transistors, solid-state diodes)
>
Semiconductor devices responsive or sensitive to electromagnetic radiation (e.g., infrared radiation, adapted for conversion of radiation into electrical energy or for control of electrical energy by such radiation processes, or apparatus peculiar to manufacture or treatment of such devices, or of parts thereof) (epo)
> Characterized by semiconductor body (epo)
Description:
This subclass is indented under subclass E31.001. This subclass is substantially the same in scope as ECLA classification H01L31/0248.
Sub-classes under this class:
Class Number
Class Name
Patents
257/E31.04
Characterized by semiconductor body crystalline structure or plane (epo)
32
257/E31.003
Characterized by semiconductor body material (epo)
12
257/E31.032
Characterized by semiconductor body shape, relative size, or disposition of semiconductor regions (epo)
178
Patents under this class:
Patent Number
Title Of Patent
Date Issued
7619290
Nanosensors
Nov. 17, 2009
7385267
Nanosensors
Jun. 10, 2008
7256466
Nanosensors
Aug. 14, 2007
6867444
Semiconductor substrate incorporating a neutron conversion layer
Mar. 15, 2005
6133991
Multi-segment composite photocell device
Oct. 17, 2000
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