Appeal No. 2004-1307
Application No. 09/843,724
15 and 27 are illustrative:
1. A keyboard comprising: a number pad, said number pad
having a first key cluster including a plurality of digit
keys, a plurality of arithmetic operation keys, and a Tab
key, said keyboard having a second key cluster including at
least a Backspace key, a Left Parenthesis key and a Right
Parenthesis key, said second key cluster being directly
behind said first key cluster and being spaced within one
inch of said first key cluster.
7. A keyboard comprising:
a number pad, said number pad having a plurality of
digit keys, a plurality of arithmetic operation keys, and a
Tab key, wherein said plurality of digit keys, said
plurality of arithmetic operation keys, and said Tab key are
part of a key cluster; wherein said key cluster further
includes a Decimal Separator key and an Enter key and a
secondary mode Numlock Key; wherein the total number of keys
in the key cluster is between 16 and 19.
15. A keyboard comprising:
an alphanumeric section;
a numeric section having a group of keys including a
plurality of digit keys and a plurality of arithmetic
operation keys; said numeric section including a Tab key;
and a Equals key; wherein said one of said Tab key and said
Equals key is disposed in a single key cluster spaced behind
a digit key and the other of said Tab key and said Equals
key in a secondarily labeled NumLock key.
27. A computer keyboard comprising: an alphanumeric
section, a numeric section, a group of keys in the numeric
section, said group of keys in the numeric section having a
plurality of digit keys and a plurality of arithmetic
operation keys, and a secondarily labeled NumLock key.
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