Stock material or miscellaneous articles – Structurally defined web or sheet – Nonplanar uniform thickness material
Reexamination Certificate
2011-04-05
2011-04-05
McNeil, Jennifer C (Department: 1783)
Stock material or miscellaneous articles
Structurally defined web or sheet
Nonplanar uniform thickness material
C206S528000, C206S538000
Reexamination Certificate
active
07919171
ABSTRACT:
A blister package is provided in which the lidding component includes a tear-resistant nonwoven layer and a barrier layer wherein the controlled delamination of the nonwoven layer increases the puncture resistance, thereby improving the child-resistant properties of the package.
REFERENCES:
patent: 3921805 (1975-11-01), Compere
patent: 4537312 (1985-08-01), Intini
patent: 2001/0030140 (2001-10-01), Mundt
patent: 2005/0130545 (2005-06-01), Bansal et al.
patent: 2005/0139505 (2005-06-01), Miller et al.
patent: 2006/0289328 (2006-12-01), Hession
patent: 162378 (1990-08-01), None
E. I. Du Pont de Nemours and Company
McNeil Jennifer C
Simone Catherine
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