USD502180SExpiredUtility
Ergonomic two-thumb keyboard
Priority: Mar 6, 2003Filed: Mar 6, 2003Granted: Feb 22, 2005
Est. expiryMar 6, 2023(expired)· nominal 20-yr term from priority
Inventors:Thom L. Gambaro
65
PatentIndex Score
14
Cited by
49
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a ergonomic two-thumb keyboard, as shown and described.
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