Stock material or miscellaneous articles – Surface property or characteristic of web – sheet or block – Surface modified glass
Reexamination Certificate
2009-08-07
2011-12-13
Blackwell, Gwendolyn (Department: 1784)
Stock material or miscellaneous articles
Surface property or characteristic of web, sheet or block
Surface modified glass
C428S409000, C501S055000, C501S068000, C501S069000, C501S070000
Reexamination Certificate
active
08075999
ABSTRACT:
A strengthened glass article having a central tension that is below a threshold value above which the glass exhibits frangible behavior. The central tension varies non-linearly with the thickness of the glass. The glass article may be used as cover plates or windows for portable or mobile electronic devices such as cellular phones, music players, information terminal (IT) devices, including laptop computers, and the like.
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patent: 2008/0286548 (2008-11-01), Ellison et al.
patent: 2009/0142568 (2009-06-01), Dejneka et al.
patent: 2010/0035745 (2010-02-01), Murata
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A. Varshneya: “Fundamentals of Inorganic Glasses”; 2nd Edition, Society of Glass Technology, 2006, p. 513-521.
U.S. Appl. No. 12/392,577, filed Feb. 25, 2009, Matthew John Dejneka et al., entitled “Fining Agents for Silicate Glasses”.
U.S. Appl. No. 12/393,241, filed Feb. 26, 2009, Matthew John Dejneka et al., entitled “Ion-Exchanged, Fast Cooled Glasses”.
U.S. Appl. No. 12/510,599, filed Jul. 28, 2009, Christopher M. Lee et al., entitled “Dual Stage Ion Exchange for Chemical Strengthening of Glass”.
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Barefoot Kristen L
Price James Joseph
Quintal Jose Mario
Stewart Ronald Leroy
Blackwell Gwendolyn
Corning Incorporated
Santandrea Robert P.
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