Methods for making paperboard blanks and paperboard products therefrom
US9168714B2 · kind B2 · utility
3Cited by
95References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2012 |
| Grant date | Oct 27, 2015 |
| Priority date | — |
| Expiry date | Jun 21, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB31B2110/20
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Methods for making paperboard blanks and paperboard products therefrom are provided. In one aspect, a method for making a paperboard blank can include burning a paperboard substrate to form at least one aperture therethrough. The method can also include securing a film onto a first side of the paperboard substrate to produce a paperboard blank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.