Production of a PMMA foam using cross-linking agents, regulators and blowing agents

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10954319
APP PUB NO 20180066078A1
SERIAL NO

15554488

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to novel types of PMMA foams and also to the production thereof. The recipes used in the production process include particularly crosslinkers and chain transfer agents as recipe constituents, mostly in low concentrations, in addition to suitable blowing agents. It was found that, surprisingly, the invention provides a simple-to-produce stable PMMA foam having very good properties.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
EVONIK OPERATIONS GMBHRELLINGHAUSER STRASSE 1-11 ESSEN 45128

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bernhard, Kay Darmstadt, DE 25 79
Buehler, Sebastian Freiburg, DE 6 23
Krishnamoorthy, Sivakumara K Pfungstadt, DE 4 15
Richter, Thomas Darmstadt, DE 92 503
Seipel, Christoph Babenhausen, DE 8 37

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 23, 2028
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 23, 2032
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