Last Updated: November 8, 2026

Patent: 7,682,998

Summary for Patent: 7,682,998

Title:	Ceramic powder for a green sheet and multilayer ceramic substrate
Abstract:	Provided is a ceramic powder for a green sheet that gives a low-temperature fired ceramic substrate that can be fired at a temperature of 900° C. or lower and has excellent dielectric properties in the higher frequency bands such as microwave and millimeter-wave bands, has a low hygroscopicity, and has minor warping and creasing even in the case of co-firing with a silver-based conductor paste, the ceramic powder for a green sheet including a glass powder and an alumina powder, in which the glass powder contains 35 to 39% by weight of SiO2, 9 to 17% by weight of Al2O3, 21 to 40% by weight of B2O3, 10 to 20% by weight of R′O, wherein R′ is one or more kinds selected from the group consisting of Mg, Ca and Ba, 0.2 to 2% by weight of Li2O, and 0.5 to 2% by weight of MO2, wherein M is one or more kinds selected from the group consisting of Ti and Zr, so that the total is 100% by weight.
Inventor(s):	Ayumi Nozaki, Akira Yamada, Kiyoshi Saito
Assignee:	Mitsubishi Electric Corp
Application Number:	US12/026,219
Patent Claims:	see list of patent claims

Details for Patent 7,682,998

Glossary

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Glaxosmithkline Llc	TANZEUM	albiglutide	For Injection	125431	April 15, 2014	⤷ Start Trial	2028-02-05
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

International Patent Family for US Patent 7,682,998

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Country	Patent Number	Estimated Expiration
Germany	102008007338	⤷ Start Trial
Japan	2008214176	⤷ Start Trial
Japan	4863975	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration

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