Sheet for pet excretion
US6244216A · kind A · utility
36Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 30, 1999 |
| Grant date | Jun 12, 2001 |
| Priority date | — |
| Expiry date | Sep 30, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01K1/0157
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A sheet for pet excretion including a liquid permeable front face sheet, a liquid impermeable rear face sheet and an absorbent body interposed between the front face sheet and the rear face sheet. A liquid absorbent region where the absorbent body exists has a colored portion positioned at the center thereof and a non-colored portion adjoining the colored portion so as to enclose a whole periphery of the colored portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.