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Patricia Marie Scanlon
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Arlington, MA, US
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last 30 patents
Information
Patent Grant
Control of corrosion in aqueous systems using certain phosphonometh...
Patent number
5,167,866
Issue date
Dec 1, 1992
W. R. Grace & Co.-Conn.
Chih M. Hwa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Control of scale in aqueous systems using certain phosphonomethyl a...
Patent number
5,096,595
Issue date
Mar 17, 1992
W. R. Grace & Co.-Conn.
Chih M. Hwa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Control of scale in aqueous systems using certain phosphonomethyl a...
Patent number
5,069,798
Issue date
Dec 3, 1991
W. R. Grace & Co.-Conn.
Chih M. Hwa
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
N,N-bis-phosphonomethyl taurine N-oxide and water-soluble salts the...
Patent number
5,051,532
Issue date
Sep 24, 1991
W. R. Grace & Co.-Conn.
Chih M. Hwa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Control of corrosion in aqueous systems using certain phosphonometh...
Patent number
5,019,343
Issue date
May 28, 1991
W. R. Grace & Co.-Conn.
Chih M. Hwa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Chelating agents for non-aqueous systems
Patent number
4,387,244
Issue date
Jun 7, 1983
W. R. Grace & Co.
Patricia M. Scanlon
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for preparing chelating agents
Patent number
4,338,460
Issue date
Jul 6, 1982
W. R. Grace & Co.
Roger R. Gaudette
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N,N'Di(hydroxybenzyl) 1,3-propanediamine N,N'-diacetonitriles
Patent number
4,225,502
Issue date
Sep 30, 1980
W. R. Grace & Co.
Roger R. Gaudette
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Metal chelates
Patent number
4,152,345
Issue date
May 1, 1979
W. R. Grace & Co.
Roger R. Gaudette
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N,N-di-(hydroxybenzyl)-trimethylene diaminediacetic acids
Patent number
4,069,249
Issue date
Jan 17, 1978
W. R. Grace & Co.
Roger Robert Gaudette
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hexahydropyrimidine-1,3-diacetonitriles and processes for preparing...
Patent number
4,059,548
Issue date
Nov 22, 1977
W. R. Grace & Co.
Roger Robert Gaudette
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
5-Hydroxyhexahydropyrimidine
Patent number
4,058,528
Issue date
Nov 15, 1977
W. R. Grace & Co.
Roger Robert Gaudette
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of N,N'-Dicarboxymethyl-1,3-propanediamines
Patent number
4,058,527
Issue date
Nov 15, 1977
W. R. Grace & Co.
Roger Robert Gaudette
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of N,N'-dicarboxymethyl-1,3-propanediamines
Patent number
3,988,367
Issue date
Oct 26, 1976
W. R. Grace & Co.
Roger Robert Gaudette
C07 - ORGANIC CHEMISTRY