Precipitation hardening type martensitic stainless steel, rotor blade of steam turbine and steam turbine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9702030
SERIAL NO

13930244

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A precipitation hardening type martensitic stainless steel of an embodiment contains: Cr: 8.5 to 12.5%; Mo: 1 to 2%; Ni: 8.5 to 11.5%; Ti: 0.6 to 1.4%; C: 0.0005 to 0.05%; Al: 0.0005 to 0.25%; Cu: 0.005 to 0.75%; Nb: 0.0005 to 0.3%; Si: 0.005 to 0.75%; Mn: 0.005 to 1%; and N: 0.0001 to 0.03% by mass, and the balance of Fe and unavoidable impurities.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION72-34 HORIKAWA-CHO SAIWAI-KU KAWASAKI-SHI KANAGAWA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Imai, Kenichi Yokohama, JP 44 514
Murata, Yoriharu Yokohama, JP 4 15
Ohnishi, Haruki Yokohama, JP 4 1
Takaku, Reki Yokohama, JP 9 27
Yamada, Masayuki Yokohama, JP 279 3696

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 Jan 11, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jan 11, 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