Typewriting machines – Key-board or key lever-actuating mechanism – Key-cap or key-stem structure
Reexamination Certificate
2005-09-27
2008-07-29
Colilla, Daniel J (Department: 2854)
Typewriting machines
Key-board or key lever-actuating mechanism
Key-cap or key-stem structure
C400S472000
Reexamination Certificate
active
07404682
ABSTRACT:
A method for a keypad assembly including a keycap layer110having multiple user interface key caps flexibly coupled to a carrier portion, a luminescent layer120disposed toward a backside of the plurality of key caps, the luminescent layer carrying a plurality of switch domes each aligned with a corresponding one of the plurality of key caps of the key cap layer. In some embodiments, a backing material is applied to a backside of the user interface key caps.
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“DUREL® Introduces New DFLX™ Durel Flexible Electroluminescent Lamp for High-Quality Keypad Lighting”, http://www.rogers-corp.com/dflx.htm, 2 pages, Jul. 2003.
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Cauwels Patrick J.
Dombrowski Richard J.
Emmert Steve C.
Gordecki Ryszard J.
Rodgers Daniel P.
Bowler II Roland K.
Colilla Daniel J
Motorola Inc.
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