Class 257/713 - For integrated circuit

Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: Subject matter wherein the solid-state electronic device
No. of patents: 1325
Last issue date: 05/29/2012

Number	Title	Issue Date
4069498	Studded heat exchanger for integrated circuit package Heat is removed from the silicon devices in an integrated circuit package by means of a stud which is slidably mounted in a cap enclosing the integrated circuit device. A low melt solder is used to join the stud to the cap and the same solder is also depo...	01/17/1978
4047198	Transistor cooling by heat pipes having a wick of dielectric powder A micro-electronic package which is capable of operating with power densities extending at least to 10 kilowatts per square centimeter comprises a sealed enclosure coupled to an external heat sink and electronic devices and circuitry within the enclosure....	09/06/1977
4033810	Method for making avalanche semiconductor amplifier A microwave semiconductor amplifier or oscillator system in which a semiconductor device has an avalanching region at a junction and a heat sink having a higher thermal conductivity than said avalanching region in close thermal contact with the said junct...	07/05/1977

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