Patent · US Expired

Processes for preparing novel methylene blue derivative

US7176308B2 · kind B2 · utility

6Cited by

10References

3Claims

0Family size

Assignee

Verification Technologies, Inc. · US

Inventors

Rakesh Vig · Little Canada, US
Scott Gerger · Des Moines, US
Richard Selinfreund · Guilford, US
Peter Miller · New London, US
Mike Cunningham · Rochester, US
Chris Phillips · Charlestown, US
Ewell Cook · Middletown, US
Anthony Saglimbeni · Deep River, US

Key dates

Filing date	Nov 17, 2003
Grant date	Feb 13, 2007
Priority date	—
Expiry date	Nov 17, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D279/18
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Methods for the preparation of 7-(dipropylamino)pheno-thiazin-3-ylidene]-dipropylamine.

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