Water soluble container with rigid spacer
US7891515B2 · kind B2 · utility
4Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2003 |
| Grant date | Feb 22, 2011 |
| Priority date | — |
| Expiry date | Jul 2, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D17/042
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A water-soluble container comprising a first compartment containing a first composition, a second compartment containing a second composition and a rigid spacer located in the first compartment and/or the second compartment, such that a wall or wall section of the first and/or second compartment is prevented from contacting a wall or wall section of the other compartment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.