Inventor

Ronald W. Broadbent

Inventor

Horsham, PA, US

Overview

1986–2007

Patent span

Chemistry

Primary field (CPC C)

Patents· 24 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Gprimary

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds19%

C09DCoating compositions, e.g. paints, varnishes or lacquers19%

B01DSeparation15%

B05DProcesses for applying fluent materials to surfaces, in general14%

C08LCompositions of macromolecular compounds7%

C11DDetergent compositions5%

Y10TTechnical subjects covered by former us classification5%

B41NPrinting plates or foils2%

C01BNon-metallic elements2%

C02FTreatment of water, waste water, sewage, or sludge2%

PatentTitleYear

7,169,858'Polyfluorinated compounds useful as surfactants, foam control agents and/or rheology modifiers'2007 7,017,490'Lithographic fountain solutions'2006 6,960,304'Wastewater treatment'2005 6,770,129'Coating compositions for paper'2004 6,583,185'Defoamers for aqueous systems'2003 6,576,736'Compounds and compositions useful as surfactants and methods for their preparation'2003 6,572,691'Ink compositions and methods of use therefor'2003 6,472,440'Defoaming compositions'2002 6,465,605'Branched polymeric surfactant reaction products, methods for their preparation, and uses therefor'2002 6,387,962'Defoamers for aqueous systems'2002 6,350,787'Defoamers for aqueous systems'2002 6,303,663'Process for making defoaming compositions'2001 6,110,977'Alkyl polyglycoside compositions having reduced viscosity and inhibited crystallization'2000 6,107,394'Polymeric thickeners for aqueous compositions'2000 5,895,605'Defoaming compositions'1999 5,827,453'Defoaming compositions'1998 5,342,694'Treating an autodeposited coating with an alkaline material'1994 5,080,937'Reducing or avoiding pinhole formation in autodeposition'1992 5,011,715'Two stage method for operating autodeposition bath'1991 4,994,521'Persulfate activated autodepositing composition'1991 4,800,106'Gloss enhancement of autodeposited coatings'1989 4,758,621'Persulfate activated autodeposition bath'1988 4,636,264'Autodeposition post-bath rinse process'1987 4,632,851'Continuous autodeposition method with bath stabilization'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1989Patents assigned to AMCHEM PROD (3)· patent assignee history

1986–1994Based in Ardsley, PA, US· patent location history

1987Patents assigned to COLLARDIN GMBH GERHARD (1)· patent assignee history

1991–2000Patents assigned to HENKEL CORP (7)· patent assignee history

1991Patents assigned to AMCHEM CORP (1)· patent assignee history

1991–2007Based in Horsham, PA, US· patent location history

2001–2007Patents assigned to COGNIS CORP (12)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
COGNIS CORP	12	2001–2007
HENKEL CORP	7	1991–2000
AMCHEM PROD	3	1986–1989
AMCHEM CORP	1	1991
COLLARDIN GMBH GERHARD	1	1987

Locations

Location	Patents	Span
Horsham, Pennsylvania, US	19	1991–2007
Ardsley, Pennsylvania, US	5	1986–1994