Stock material or miscellaneous articles – Structurally defined web or sheet – Including components having same physical characteristic in...
Reexamination Certificate
2011-03-29
2011-03-29
Ruthkosky, Mark (Department: 1783)
Stock material or miscellaneous articles
Structurally defined web or sheet
Including components having same physical characteristic in...
C428S220000, C428S423100, C428S425800, C428S457000, C428S461000
Reexamination Certificate
active
07914880
ABSTRACT:
The invention relates to composite elements comprising the following laminar structure: (i) 2 to 20 mm metal; (ii) 10 to 100 mm polyisocyanate polyaddition products having a density ranging from 350 to 1050 kg/m3that can be obtained by reacting (a) isocyanates with (b) compounds, which are reactive to isocyanates, in the presence of (f) expanding agents, and; (iii) 2 to 20 mm metal.
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Forster Heinz
Hefner Matthias
Knoblauch Georg
Mertes Jürgen
Reinerth Peter
BASF - Aktiengesellschaft
Ferguson Lawrence D
Howard & Howard Attorneys PLLC
Ruthkosky Mark
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