Joel McClenaghan

Follow

Person

Hazelwood, MO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing acylated amphetamine derivatives
- Patent number 10,927,068
- Issue date Feb 23, 2021
- SpecGX LLC
- Brian Orr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of sufentanil citrate and sufentanil base
- Patent number 10,899,749
- Issue date Jan 26, 2021
- SpecGX LLC
- George Helmut Klemm
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of sufentanil citrate and sufentanil base
- Patent number 10,227,335
- Issue date Mar 12, 2019
- SpecGX LLC
- George Helmut Klemm
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PREPARATION OF SUFENTANIL CITRATE AND SUFENTANIL BASE
- Publication number 20230074804
- Publication date Mar 9, 2023
- SpecGX LLC
- George Helmut Klemm
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PREPARATION OF SUFENTANIL CITRATE AND SUFENTANIL BASE
- Publication number 20210061793
- Publication date Mar 4, 2021
- SpecGX LLC
- George Helmut Klemm
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING ACYLATED AMPHETAMINE DERIVATIVES
- Publication number 20190161435
- Publication date May 30, 2019
- SpecGX LLC
- Brian Orr
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PREPARATION OF SUFENTANIL CITRATE AND SUFENTANIL BASE
- Publication number 20190152961
- Publication date May 23, 2019
- SpecGX LLC
- George Helmut Klemm
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PREPARATION OF SUFENTANIL CITRATE AND SUFENTANIL BASE
- Publication number 20160347743
- Publication date Dec 1, 2016
- Mallinckrodt LLC
- George Helmut Klemm
- C07 - ORGANIC CHEMISTRY