Ultrahigh-strength maraging stainless steel with multiphase strengthening and preparation method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11767574
APP PUB NO 20230072654A1
SERIAL NO

17865670

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Disclosed is an ultrahigh-strength maraging stainless steel with multiphase strengthening and a preparation method thereof. The stainless steel has a composition in mass percentage as follows: 1.0-5.0% of Co, 6.0-10.0% of Ni, 11.0-17.0% of Cr, 0.3-2.0% of Ti, 3.0-7.0% of Mo, 0.08-1.0% of Mn, 0.08-0.5% of Si, 0.02% or less of C, 0.003% or less of P, 0.003% or less of S, and Fe as a balance.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
HARBIN ENGINEERING UNIVERSITY150000 145 NANTONG STREET NANGANG DISTRICT HARBIN HEILONGJIANG HARBIN CITY HEILONGJIANG PROVINCE 150000

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Junpeng Harbin, CN 4 3
Zhang, Zhongwu Harbin, CN 1 0

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
3.5 Year Payment $1600.00 $800.00 $400.00 Mar 26, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 26, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 26, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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