Inventor

Claudia C. Pierce

Inventor

Lisle, IL, US

Overview

1986–2018

Patent span

Chemistry

Primary field (CPC C)

Patents· 13 as inventor

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

C23Fprimary

C23FNon-mechanical removal of metallic material from surface24%

C02FTreatment of water, waste water, sewage, or sludge14%

G01NInvestigating or analysing materials by determining their chemical or physical properties10%

Y10TTechnical subjects covered by former us classification10%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds7%

Y02ATechnologies for adaptation to climate change7%

B01DSeparation3%

F01KSteam engine plants3%

F22BMethods of steam generation3%

F22DPreheating, or accumulating preheated, feed-water for steam generation3%

PatentTitleYear

10,041,736Dynamic monitoring, diagnosis, and control of cooling tower systems2018 8,025,840'Compositions and methods for inhibiting corrosion in aqueous media'2011 8,021,607'Methods for inhibiting corrosion in aqueous media'2011 5,389,548'Monitoring and in-system concentration control of polyelectrolytes using fluorochromatic dyes'1995 5,282,379'Volatile tracers for diagnostic use in steam generating systems'1994 5,256,303'Method for inhibiting scale formation and/or dispersing iron in reverse osmosis systems'1993 5,236,845'On-line iron (II) concentration monitoring to continuously determine corrosion in boiler systems'1993 5,164,110'Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen'1992 5,091,108'Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen'1992 5,041,386'Concentration cycles, percent life holding time and continuous treatment concentration monitoring in boiler systems by inert tracers'1991 4,999,161'Modified polymers incorporating fatty amines'1991 4,711,726'Carboxylate N-vinylamide copolymers for internal scale control and passivation in high pressure boiler systems'1987 4,604,431'Chemical modification of (meth)acrylic acid homopolymers and alkyl (meth)acrylate polymers in aqueous systems with amino sulfonic acids'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1995Patents assigned to NALCO CHEMICAL CO (10)· patent assignee history

1986–1995Based in Naperville, IL, US· patent location history

1991–1994Based in Lisle, IL, US· patent location history

2011Patents assigned to GEN ELECTRIC (2)· patent assignee history

2011Based in Trenton, NJ, US· patent location history

2018Patents assigned to BL TECHNOLOGIES INC (1)· patent assignee history

2018Based in Trevose, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NALCO CHEMICAL CO	10	1986–1995
GEN ELECTRIC	2	2011
BL TECHNOLOGIES INC	1	2018

Locations

Location	Patents	Span
Lisle, Illinois, US	6	1991–1994
Naperville, Illinois, US	4	1986–1995
Trenton, New Jersey, US	2	2011
Trevose, Pennsylvania, US	1	2018