Wiper with encapsulated agent
US7614812B2 · kind B2 · utility
18Cited by
118References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2005 |
| Grant date | Nov 10, 2009 |
| Priority date | — |
| Expiry date | Dec 14, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M35/003
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A substantially dry wiper having first and second substrate webs joined together in a face-to-face configuration with at least one primary capsule between the two substrate webs is disclosed. The primary capsule encapsulates a primary agent that is released from the capsule upon the occurrence of a primary triggering event. A method for using such a wiper to clean a surface is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.