Polyetheramine macromonomers comprising two neighboring hydroxyl groups and their use for producing polyurethanes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8546616
APP PUB NO 20090318656A1
SERIAL NO

12376273

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The object of the invention are compounds of the formula (2) wherein R1 is H, methyl or ethyl, R2 is C1- to C4 alkyl, A is a C2- to C4 alkylene group, m is number from 10 to 400, n is 1, 2, 3, 4, or 5, a method for their production and their use in the production of polyurethane prepolymers.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • CLARIANT INTERNATIONAL LTD.

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Muenter, Juergen Fellbach, DE 6 9
Poellmann, Klaus Munich, DE 12 63

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 Apr 1, 2025
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