Assignee
PEN TECHNOLOGIES LLC
US·0 granted patents·3 pending applications·0 citations·filing 2007–2007
Top patents by PatentIndex Score
3 records- 0159US2008063283A1Writing instrument that calculates gradePEN TECHNOLOGIES LLC·Filed 2007·Application pending·0 cites
- 0249US2008063284A1Writing instrument that calculates gradePEN TECHNOLOGIES LLC·Filed 2007·Application pending·0 cites
- 0342US2008063282A1Writing instrument that calculates gradePEN TECHNOLOGIES LLC·Filed 2007·Application pending·0 cites
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