Perimeter independent precision locating member

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5637919
SERIAL NO

08568097

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A perimeter independent precision locating member (22) for a semiconductor chip (10) so that contact sites upon the chip will be reliably positioned relative to connection members (18), such as contacts or leads, so that the chip may be electrically engageable. The locating member (22) is disposed upon the surface of the semiconductor chip (10) at a specific position relative the contact sites within the perimeter (24) of the chip and being closely matable with a complementary portion of a housing that contains the connection members (18). The method of making the perimeter independent precision locating member (22) for a semiconductor chip (10) involves coating the chip with a layer of photocurable material, masking the material in relation to the contact sites so that the portion of the material that will become the locating member (22) is exposed, illuminating the exposed portion of the photocurable material, and stripping from the chip the uncured portion to define the locating member (22).

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First Claim

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Patent Owner(s)

  • WHITAKER CORPORATION, THE

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Grabbe, Dimitry G 2160 Rosedale Ave., Middletown, PA 17057 108 3690

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