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Xiyan Li, 60Baltimore, MD
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Baltimore, MD
8602 Grimsby Ct, Potomac, MD 20854 301-9830832 301-9832799
Germantown, MD
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Us Patents
Foldable Paperboard For Preparing A Paper Tube
US Patent:
2015032, Nov 12, 2015
Filed:
May 10, 2014
Appl. No.:
14/274714
Inventors:
Xiyan Li - Potomac MD, US
International Classification:
B65D 5/04
Abstract:
A paperboard comprises a plurality of folding lines and paper panels. The paperboard is either intact or perforated. The paperboard remains unfolded and flattened during the storage and transportation. When it is used, the paperboard is folded up and tightened into a paper tube with a polygonal cross section so that small animals are able to pass through or stay inside the tube.
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