Dental blank to be machined, metal powder for powder metallurgy, dental metal frame for porcelain bonding, and dental prosthesis

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9888987
SERIAL NO

14497792

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A dental blank is provided for yielding a metal frame having a desired shape according to a dental CAD/CAM system and a machining process. The dental blank is formed from a metal powder sintered body and contains Co as a main component, Cr in a proportion of 26% by mass or more and 35% by mass or less, Mo in a proportion of 5% by mass or more and 12% by mass or less, and Si in a proportion of 0.5% by mass or more and 1.0% by mass or less. Further, part of the Si is silicon oxide, and the ratio of the silicon oxide to the total amount of Si is preferably 10% by mass or more and 90% by mass or less.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • SEIKO EPSON CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakamura, Hidefumi Hachinohe, JP 52 154
Shiohara, Yukihiko Hachinohe, JP 9 47

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 13, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 13, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00