Cor Tech Research Ltd.

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

Showing 1 to 10 of 10 · Back to Cor Tech Research Ltd.

Patent	Title	Status	Expires	Confidence
US 4,017,437	Emulsified phenol-formaldehyde resins Term ended Term ended no later than Apr 12, 1997 · Low confidence	Term ended	Term ended no later than Apr 12, 1997	Low confidence
US 4,036,816	Production of novel thermosetting phenol-formaldehyde resins by controlled acid reaction Term ended Term ended no later than Jul 19, 1997 · Low confidence	Term ended	Term ended no later than Jul 19, 1997	Low confidence
US 4,045,411	Mobile room-temperature stable acid catalyzed phenol formaldehyde resin compositions Term ended Term ended no later than Aug 30, 1997 · Low confidence	Term ended	Term ended no later than Aug 30, 1997	Low confidence
US 4,086,125	Wood lamination method utilizing emulsified phenol-formaldehyde resins Term ended Term ended no later than Apr 25, 1998 · Low confidence	Term ended	Term ended no later than Apr 25, 1998	Low confidence
US 4,122,144	Production of rigid shaped articles using phenol-formaldehyde resins Term ended Term ended no later than Oct 24, 1998 · Low confidence	Term ended	Term ended no later than Oct 24, 1998	Low confidence
US 4,140,845	Control of procedures for formation of water-immiscible thermosetting phenol-formaldehyde resins Term ended Term ended no later than Feb 20, 1999 · Low confidence	Term ended	Term ended no later than Feb 20, 1999	Low confidence
US 4,161,576	Control of procedures for formation of water-immiscible thermosetting phenol-formaldehyde resins Term ended Term ended no later than Jul 17, 1999 · Low confidence	Term ended	Term ended no later than Jul 17, 1999	Low confidence
US 4,184,032	Control of procedures for formation of water-immiscible thermosetting phenol-formaldehyde resins Term ended Term ended no later than Jan 15, 2000 · Low confidence	Term ended	Term ended no later than Jan 15, 2000	Low confidence
US 4,219,634	Control of procedures for formation of water-immiscible thermosetting phenol-formaldehyde resins Term ended Term ended no later than Aug 26, 2000 · Low confidence	Term ended	Term ended no later than Aug 26, 2000	Low confidence
US 4,235,989	Production of thermosetting phenol-formaldehyde resins Term ended Term ended no later than Nov 25, 2000 · Low confidence	Term ended	Term ended no later than Nov 25, 2000	Low confidence