Interhydro AG

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Records under this name other than patents Interhydro AG holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 5 of 5 · Back to Interhydro AG

Patent	Title	Status	Expires	Confidence
US 3,988,857	Accessory unit for hydroponics receptacles Term ended Term ended no later than Nov 2, 1996 · Low confidence	Term ended	Term ended no later than Nov 2, 1996	Low confidence
US 4,037,363	Method and apparatus for increasing the available volume for a nutritive solution contained in a hydroponic receptacle Term ended Term ended no later than Jul 26, 1997 · Low confidence	Term ended	Term ended no later than Jul 26, 1997	Low confidence
US 4,270,309	Plant receiving vessel for insertion in a hydroponic vessel Term ended Term ended no later than Jun 2, 2001 · Low confidence	Term ended	Term ended no later than Jun 2, 2001	Low confidence
US 5,407,470	Biological air filter Term ended Term ended no later than Apr 18, 2015 · Low confidence	Term ended	Term ended no later than Apr 18, 2015	Low confidence
US D245,408	Hydro-culture container Term ended	Term ended