Method for quantitating retail paper towel lint
US11268945B2 · kind B2 · utility
0Cited by
9References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 3, 2020 |
| Grant date | Mar 8, 2022 |
| Priority date | — |
| Expiry date | Dec 3, 2040 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H27/004
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for quantitating the amount of lint shed from a paper towel, the method comprising: preparing a sample of paper towel to be analyzed; depositing lint from the sample onto a substantially lint-free surface by moving the sample thereupon in a specific pattern; collecting the lint deposited on the surface, wherein collecting the lint deposited on the surface comprises, substantially immediately upon depositing lint from the sample onto the surface, washing the deposited lint from the surface into a tared, cleaned, empty vessel; and determining the amount of collected lint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.