Liquid Dye Formulations in Non-petroleum Based Solvent Systems
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
Nov 30, 2012
filing date -
Nov 5, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An environment friendly writing instrument that includes a hollow body, an ink reservoir at the first end of the hollow body to hold ink, and a felt tip which extends from the reservoir to the second end of the hollow body, and a dye formulation comprising (I) a vegetable oil ester in an amount of between about 5 and 80 percent by weight of the dye formulation, (ii) a liquid solvent dye present in the dye formulation in an amount sufficient to impart a predetermined color to the dye formulation and (iii) sulfur in an amount of less than about 10 ppm, and wherein the ink is formed from the dye formulation.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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