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Class Information
Number:
257/E21.59
Name:
Active solid-state devices (e.g., transistors, solid-state diodes)
>
Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo)
>
Manufacture or treatment of devices consisting of plurality of solid-state components formed in or on common substrate or of parts thereof; manufacture of integrated circuit devices or of parts thereof (epo)
>
Manufacture of specific parts of devices (epo)
>
Interconnections, comprising conductors and dielectrics, for carrying current between separate components within device (epo)
>
Characterized by formation and post treatment of dielectrics, e.g., planarizing (epo)
> Local interconnects; local pads (epo)
Description:
This subclass is indented under subclass E21.582. This subclass is substantially the same in scope as ECLA classification H01L21/768C10.
Patents under this class:
Previous
21
Patent Number
Title Of Patent
Date Issued
4544941
Semiconductor device having multiple conductive layers and the method of manufacturing the semiconductor device
Oct. 1, 1985
4478679
Self-aligning process for placing a barrier metal over the source and drain regions of MOS semiconductors
Oct. 23, 1984
4470852
Method of making CMOS device and contacts therein by enhanced oxidation of selectively implanted regions
Sep. 11, 1984
4436582
Multilevel metallization process for integrated circuits
Mar. 13, 1984
4322736
Short-resistant connection of polysilicon to diffusion
Mar. 30, 1982
4306915
Method of making electrode wiring regions and impurity doped regions self-aligned therefrom
Dec. 22, 1981
Previous
21
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