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.:
Date of Patent:
May. 12, 2020
Filed:
Jun. 17, 2019
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Saroop Matharu, Devens, MA (US);
Brian Heinrich, Fitchburg, MA (US);
Ewart Grant, Devens, MA (US);
Hongzhi Zhang, Paulsboro, NJ (US);
Assignee:
Johson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 489/08 (2006.01); G06F 3/06 (2006.01); G06F 11/10 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0611 (2013.01); C07D 489/08 (2013.01); G06F 3/061 (2013.01); G06F 3/0632 (2013.01); G06F 3/0644 (2013.01); G06F 3/0689 (2013.01); G06F 11/10 (2013.01); G06F 11/1076 (2013.01);
Abstract
Improved processes for making opioid products having low impurity levels including making 14-hydroxycodeinone and 14-hydroxymorphinone from thebaine and oripavine, respectively.