Heat treatment of helical springs or similarly shaped articles by electric resistance heating

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11044788
APP PUB NO 20180070409A1
SERIAL NO

15803800

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Apparatus is provided for metallurgical heat treatment of coil springs, or similarly shaped workpieces and articles of manufacture, by electric resistance heating along the entire length of the workpiece so that the ends of the workpiece can be heat treated to the same degree and quality as the section of the workpiece between its two ends.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
RADYNE CORPORATION211 WEST BODEN STREET MILWAUKEE WI 53207

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Warner, Jerry G Jackson, US 6 11

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 Dec 22, 2024
7.5 Year Payment $3600.00 $1800.00 $900.00 Dec 22, 2028
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 22, 2032
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