Barry A. Cullen

Person

Lyndeborough, NH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Facile synthesis of phosphonomethylglycine from phosphonomethylimin...
- Patent number 6,365,772
- Issue date Apr 2, 2002
- Hampshire Chemical Corp.
- Barry A. Cullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of phosphonomethyliminodiacetic acid with reduced effluent
- Patent number 6,118,022
- Issue date Sep 12, 2000
- Hampshire Chemical Corp.
- Barry A. Cullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Plant micronutrient chelating surfactant compounds
- Patent number 5,993,504
- Issue date Nov 30, 1999
- Hampshire Chemical Corp.
- Arthur M. Nonomura
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Plant micronutrient chelating surfactant compounds
- Patent number 5,962,717
- Issue date Oct 5, 1999
- Hampshire Chemical Corp.
- Arthur M. Nonomura
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Pesticidal compositions comprising solutions of polyurea and/or pol...
- Patent number 5,843,866
- Issue date Dec 1, 1998
- Hampshire Chemical Corp.
- Brian A. Parker
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Preparation of ethylenediaminetriacetic acid
- Patent number 5,449,822
- Issue date Sep 12, 1995
- Hampshire Chemical Corp.
- Brian A. Parker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Conversion of hydroxymethyl-iminodiacetic acid to phosphonomethyl-i...
- Patent number 5,312,972
- Issue date May 17, 1994
- Hampshire Chemical Corp.
- Barry A. Cullen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-acyl-N,N',N'-ethylenediaminetriacetic acid derivatives and proces...
- Patent number 5,284,972
- Issue date Feb 8, 1994
- Hampshire Chemical Corp.
- Brian A. Parker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of ethylenediaminetriacetic acid
- Patent number 5,250,728
- Issue date Oct 5, 1993
- Hampshire Chemical Corp.
- Brian A. Parker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of iminodiacetonitrile from glycolonitrile
- Patent number 5,187,301
- Issue date Feb 16, 1993
- W. R. Grace & Co.-Conn.
- Barry A. Cullen
- C07 - ORGANIC CHEMISTRY

Barry A. Cullen

Person

Patents Grantslast 30 patents

Facile synthesis of phosphonomethylglycine from phosphonomethylimin...

Synthesis of phosphonomethyliminodiacetic acid with reduced effluent

Plant micronutrient chelating surfactant compounds

Plant micronutrient chelating surfactant compounds

Pesticidal compositions comprising solutions of polyurea and/or pol...

Preparation of ethylenediaminetriacetic acid

Conversion of hydroxymethyl-iminodiacetic acid to phosphonomethyl-i...

N-acyl-N,N',N'-ethylenediaminetriacetic acid derivatives and proces...

Preparation of ethylenediaminetriacetic acid

Preparation of iminodiacetonitrile from glycolonitrile