Dishwashing method
US6670314B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 27, 2001 |
| Grant date | Dec 30, 2003 |
| Priority date | — |
| Expiry date | Jun 13, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/14
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of washing dishware/tableware in an automatic dishwashing machine having a single or multi-compartment product dispenser which is normally closed and sealed after charging the machine and prior to delivery of the dishwashing product into the wash liquor and wherein the dishwashing product comprises one or more dishwashing compositions in a unit dose form having a degree of deformability greater than about 10% and a shape and size such that the dishwashing product occupies more than about 60%, preferably more than about 85% of the volume of the corresponding compartment of the product dispenser in its closed state. The method allows for optimum delivery of active components across different washing machine types.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.