Patent
   D342721
Priority
Mar 04 1992
Filed
Aug 21 1992
Issued
Dec 28 1993
Expiry
Dec 28 2007
Assg.orig
Entity
unknown
1
12
n/a
The ornamental design for a heat dissipating device for a semiconductor package, as shown and described.

FIG. 1 is a front view of an embodiment of the heat dissipating device for a semiconductor package;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a perspective view thereof;

FIG. 6 is a sectional view taken along section line 6--6 in FIG. 2; and,

FIG. 7 is the same view as in FIG. 4 showing the heat dissipating device attached to a semiconductor package shown in broken lines since the packages do not form any part of the claimed design.

Itoh, Akira

Patent Priority Assignee Title
D987167, Mar 23 2020 Osram GmbH Heatsink for a lamp
Patent Priority Assignee Title
3241605,
3406753,
3572428,
3589046,
3884293,
4292647, Apr 06 1979 Amdahl Corporation Semiconductor package and electronic array having improved heat dissipation
4644385, Oct 28 1983 Hitachi, Ltd. Cooling module for integrated circuit chips
4716494, Nov 07 1986 AMP Incorporated Retention system for removable heat sink
5087888, Jul 26 1990 Motorola, Inc. Light weight power amplifier assembled with no hand soldering or screws
5155579, Feb 05 1991 Advanced Micro Devices Molded heat sink for integrated circuit package
D276719, Jan 14 1982 Fujitsu Limited Integrated circuit device
EP54597,
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Aug 13 1992ITOH, AKIRAITOH RESEARCH & DEVELOPMENT LABORATORY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0065850873 pdf
Aug 21 1992Itoh Research & Development Laboratory Co., Ltd.(assignment on the face of the patent)
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