Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Noninterengaged fiber-containing paper-free web or sheet...
Reexamination Certificate
2005-05-10
2005-05-10
Lam, Cathy (Department: 1775)
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Noninterengaged fiber-containing paper-free web or sheet...
C428S297400, C428S901000, C442S169000, C442S180000, C174S258000
Reexamination Certificate
active
06890635
ABSTRACT:
Disclosed are fiber reinforced composite substrates comprising a polymeric matrix and one or more woven or non-woven para-aramid or fiberglass fabrics, sheets, or papers, said polymeric matrix consisting essentially of one or more cross-linked copolymers of monovinyl aromatic hydrocarbons and conjugated dienes useful for printed circuit boards and cards suitable for use in high frequency circuits.
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PCT/US03/12851, International Search Report dated Sep. 11, 2003.
Lin Pui-Yan
Rajendran Govindasamy Paramasivan
Zahr George Elias
E. I. du Pont de Nemours and Company
Lam Cathy
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