Apparel – Guard or protector – Penetration resistant
Reexamination Certificate
2005-08-23
2005-08-23
Welch, Gary L. (Department: 3765)
Apparel
Guard or protector
Penetration resistant
Reexamination Certificate
active
06931662
ABSTRACT:
The invention relates to a ballistic vest which offers a ballistic resistance meeting NIJ2 Standard 0101.03 and comprises a stack of flexible unidirectional layers in which the unidirectional layers contain strong fibers and in which the fibers in a unidirectional layer run substantially parallel and are positioned at an angle of more than 0 degrees relative to fibers in an adjacent layer, said fibres being PBO fibres.
REFERENCES:
patent: 3974313 (1976-08-01), James
patent: 6266819 (2001-07-01), Bachner, Jr.
patent: 6526862 (2003-03-01), Lyons
patent: 87/03674 (1987-06-01), None
Technical Information for ZYLON (PBO fiber); 3 pages.
DSM IP Assets B.V.
Mayer Brown Rowe & Maw LLP
Welch Gary L.
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