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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8933179 B1

PDFFull Text
Expired
Date of Patent:
Jan. 13, 2015

Filed:

Dec. 21, 2010

Method of producing arcylic and methacrylic acid

Applicants:

David William Johnson, Redcar, GB;

Graham Ronald Eastham, Redcar, GB;

Martyn Poliakoff, Beeston, GB;

Thomas Andrew Huddle, Guildford, GB;

Inventors:

David William Johnson, Redcar, GB;

Graham Ronald Eastham, Redcar, GB;

Martyn Poliakoff, Beeston, GB;

Thomas Andrew Huddle, Guildford, GB;

Assignee:

Lucite International UK Limited, Hampshire, GB;

Attorneys:

Venable LLP

Keith G. Haddaway

Lars H. Genieser

Primary Examiner:

Vu A Nguyen

Int. Cl.
CPC ...
C07C 51/38 (2006.01); C08F 220/10 (2006.01); C08F 120/10 (2006.01); C07C 57/04 (2006.01); C07C 67/00 (2006.01); C07C 67/08 (2006.01); C08F 220/14 (2006.01);
U.S. Cl.
CPC ...
C07C 51/38 (2013.01); C07C 67/08 (2013.01); C08F 220/14 (2013.01);
Abstract

A method of producing a compound of formula (i): wherein R=H or CHthe method comprising exposing a source of a compound of formula (ii) to reaction conditions of temperature and pressure: formula (ii) wherein R is defined as above wherein, when R=CH, the source of a compound of formula (ii) is exposed to reaction conditions of temperature and pressure while being in a liquid phase.

Find Patent Forward Citations

Johnson, David. (2015). Method of producing arcylic and methacrylic acid (U.S. Patent No. 8933179). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8933179

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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