Typewriting machines – Key-board or key lever-actuating mechanism – Key-board arranged according to character location
Reexamination Certificate
2007-05-14
2010-02-09
Evanisko, Leslie J (Department: 2854)
Typewriting machines
Key-board or key lever-actuating mechanism
Key-board arranged according to character location
C400S489000, C345S169000, C341S022000, C455S556100
Reexamination Certificate
active
07658562
ABSTRACT:
Data entry arrangements that include twenty-six letters of the Roman alphabet arranged in matrices including six rows of three to six letters per row and in five column matrices. The transposition of the letters of the Roman alphabet on a standard three-row QWERTY keyboard into six row matrices and five column matrices utilizes spacing between the letters wherein a vertical distance between adjacent letters is at least the same.
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Evanisko Leslie J
Milczarek-Desai Gavin J.
Quarles & Brady LLP
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