Aluminum alkyl with C5 cyclic and pendent olefin polymerization catalyst

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9321854
SERIAL NO

14520605

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

This invention relates to organoaluminum compounds, to organoaluminum activator systems, preferably supported, to polymerization catalyst systems containing these activator systems and to polymerization processes utilizing the same. In particular, this invention relates to catalyst systems comprising an ion-exchange layered silicate, an organoaluminum compound, and a metallocene.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
EXXONMOBIL CHEMICAL PATENTS INC5200 BAYWAY DRIVE BAYTOWN TX 77520

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Day, Gregory S Pasadena, US 45 771
Holtcamp, Matthew W Huffman, US 164 2064

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 Oct 26, 2023
11.5 Year Payment $7400.00 $3700.00 $1850.00 Oct 26, 2027
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