Turbine rotor dovetail structure with splines

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12188371
SERIAL NO

18452900

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An integrated blade rotor (IBR) is provided and includes a disc, blades integrally formed with the disc and radially outwardly facing surfaces of the disc. Each radially outwardly facing surface is disposed adjacent to a corresponding blade and includes a curved profile.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • PRATT & WHITNEY CANADA CORP.

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Doyon, Francois Ste-Julie, CA 10 23
Lefebvre, Guy St-Bruno, CA 131 634
Savard, Philippe Montreal, CA 14 68

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 Jul 7, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Jul 7, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 7, 2036
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