Water-based correction fluid
US6025413A · kind A · utility
5Cited by
29References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 1998 |
| Grant date | Feb 15, 2000 |
| Priority date | — |
| Expiry date | Sep 2, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D10/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention features a water-based correction fluid that includes an opacifying pigment, water, and a film-forming system that provides the correction fluid with a writeover time of about 40 seconds or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.