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:
Sep. 11, 2018
Filed:
Apr. 16, 2014
Applicant:
Biopharma Works, Groton, CT (US);
Inventors:
Robert Volkmann, Mystic, CT (US);
Anthony Marfat, Old Lyme, CT (US);
Peter Cornelius, Old Lyme, CT (US);
Panayiotis Zagouras, Old Saybrook, CT (US);
Fredrick Raymond Nelson, Groton, CT (US);
Anton Franz Joseph Fliri, Stonington, CT (US);
Assignee:
BIOPHARMA WORKS, Groton, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 471/00 (2006.01); C07D 491/00 (2006.01); C07D 498/00 (2006.01); C07D 513/00 (2006.01); C07D 515/00 (2006.01); C07D 489/04 (2006.01); A01N 43/42 (2006.01); A61K 31/44 (2006.01);
U.S. Cl.
CPC ...
C07D 489/04 (2013.01);
Abstract
The aspects of the disclosed embodiments are directed to novel compounds, specifically, quaternary ammonium derivatives of tertiary amine containing opioid drug compounds such as hydrocodone, hydromorphone and oxycodone, formulations containing said. compounds or pharmaceutically acceptable salts thereof, which are capable of providing controlled release of the opioid drug upon administration to a patient in order to treat pain.