Arrow Master, Incorporated, a Corp. of Illinois

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Records under this name other than patents Arrow Master, Incorporated, a Corp. of Illinois holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 7 of 7 · Back to Arrow Master, Incorporated, a Corp. of Illinois

Patent	Title	Status	Expires	Confidence
US 4,340,351	Vibratory concrete screed with eccentric drive shaft Term ended Term ended no later than Jul 20, 2002 · Low confidence	Term ended	Term ended no later than Jul 20, 2002	Low confidence
US 4,384,224	Drive unit for flexshaft vibrators Term ended Term ended no later than May 17, 2003 · Low confidence	Term ended	Term ended no later than May 17, 2003	Low confidence
US 4,408,978	Advancement apparatus for concrete screed Term ended Term ended no later than Oct 11, 2003 · Low confidence	Term ended	Term ended no later than Oct 11, 2003	Low confidence
US 4,541,750	Surface spreader with column bypass Term ended Term ended no later than Sep 17, 2005 · Low confidence	Term ended	Term ended no later than Sep 17, 2005	Low confidence
US 5,025,775	Air delivery system and oven control circuitry cooling system for a low profile impingement oven Formerly held Term ended Term ended no later than Jun 25, 2011 · Low confidence	Term ended	Term ended no later than Jun 25, 2011	Low confidence
US D269,522	Drive unit for flexshaft vibrators Term ended	Term ended
US D277,166	Dual knife sharpener with dual handle Term ended	Term ended