Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Reexamination Certificate
2007-11-13
2007-11-13
Lavilla, Michael E. (Department: 1775)
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
C428S210000, C428S220000, C428S306600, C428S308400, C428S325000
Reexamination Certificate
active
10469548
ABSTRACT:
A composite material with a porous inorganic-nonmetallic matrix and a second material, is characterized in that the porous inorganic-nonmetallic matrix has a bending strength of ≧40 MPa as measured according to ISO 6 872; the second material is an organic material which at least partly fills the pores of the porous matrix; and the composite material has a modulus of elasticity, E, of ≧25 GPa as measured according to ISO 10 477.
REFERENCES:
patent: 5843348 (1998-12-01), Giordano
patent: 5869548 (1999-02-01), Ikushima et al.
patent: 6159417 (2000-12-01), Giordano
patent: 0 701 808 (1996-03-01), None
patent: 0 803 241 (1997-10-01), None
patent: 1 006 095 (2000-06-01), None
patent: WO01/10794 (2001-02-01), None
Aechtner Stefan
Hornberger Helga
Nagel Emil
Thiel Norbert
Jacobson & Holman PLLC
Lavilla Michael E.
Vita Zahnfabrik H. Rauter GmbH & Co. KG
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