Patent · US Active

Polymers

US8951307B2 · kind B2 · utility

1Cited by

2References

4Claims

0Family size

Assignee

Infineum International Limited · GB

Inventors

Christopher J. Booth · Hull, GB
Sally A. Hopkins · Stanford in the Vale, GB

Key dates

Filing date	Apr 20, 2012
Grant date	Feb 10, 2015
Priority date	—
Expiry date	May 17, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F220/286
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A sulphur-free polymer comprising structural units of formula (I) and structural units of formula (II):

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.