Stator refiner plate element having curved bars and serrated leading edges

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9604221
APP PUB NO 20140131489A1
SERIAL NO

14056348

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A refining system and process using a specially designed stator refiner plate that includes a major refining surface having a series of bars and grooves, the bars include a leading surface having an irregular surface hosting a series of protrusions extending along the bar, and a trailing surface that is relatively smooth compared to the leading surface that lacks an irregular surface.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • ANDRITZ INC.;ANDRTIZ INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gingras, Luc Harrogate, GB 58 476

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 Sep 28, 2024
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 28, 2028
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