Rod for a smoking article and method and apparatus for manufacture
US9380809B2 · kind B2 · utility
2Cited by
13References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2010 |
| Grant date | Jul 5, 2016 |
| Priority date | — |
| Expiry date | Jul 3, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24D3/0287
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A filter rod for a cigarette or other smoking article comprising a filter plug having a plurality of threads extending though at least part of the filter plug, and an apparatus and method for manufacturing such a filter rod.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.