Method of stabilizing dye solutions and stabilized dye compositions
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 25, 2003
Grant Date -
Jan 31, 2002
app pub date -
Apr 17, 2001
filing date -
Nov 16, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Stabilized metachromatic dyes, especially at application concentrations, comprising metachromatic dyes dissolved in one or more non-aqueous solvents, as well as metachromatic dyes dissolved in pH stabilized aqueous solutions. Also, various combinations of treatments are disclosed for stabilizing metachromatic dyes.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully