Stock material or miscellaneous articles – Layer or component removable to expose adhesive
Reexamination Certificate
2005-12-12
2010-02-16
Chen, Vivian (Department: 1794)
Stock material or miscellaneous articles
Layer or component removable to expose adhesive
C428S041700, C428S500000, C428S507000, C428S508000, C428S510000, C428S522000, C428S523000
Reexamination Certificate
active
07662456
ABSTRACT:
The invention generally relates to polymer films used as protective cover sheets for polarizer plates, their manufacture, and to a method for producing polarizing plates employing such polymer films. More particularly, the invention provides a guarded cover sheet composite comprising a temporary carrier substrate having a first cover sheet comprising a first low birefringence film on one side and a second cover sheet comprising a second low birefringence film on the other side.
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U.S. Appl. No. 10/838,841 (DN88085/CPK) filed May 4, 2004 entitled “Polarizer Guarded Cover Sheet With Adhesion Promoter,” by Yongcai Wang et al.
Blish Nelson Adrian
Chen Vivian
Eastman Kodak Company
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