Method and device for purifying thermoplastic polymers

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8314207
APP PUB NO 20120101220A1
SERIAL NO

13281843

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method of purifying a thermoplastic polymer having at least one dispersed filler, including preparing a polymer melt of the thermoplastic polymer, and filtering the polymer melt, where the dispersed filler is at least partially transformed to a coagulated and filterable form before the filtering step. Also, a device for purifying the thermoplastic polymer, including means for preparing a polymer melt from the thermoplastic polymer, and filter means, and means for generating sound waves, preferably ultrasonic waves.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • KRONES AG

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Friedlaender, Thomas Regensburg, DE 16 25

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 20, 2024
Fee Large entity fee small entity fee micro entity fee
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