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Inventor

Lawrence C. Costa

Inventor
Mansfield, MA, US

Overview

11→
Patents
1982–2018
Patent span
Performing operations
Primary field (CPC B)

Patents· 11 as inventor

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

B01Dprimary
B01DSeparation30%
C07CAcyclic or carbocyclic compounds17%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form9%
C02FTreatment of water, waste water, sewage, or sludge9%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds9%
Y02PClimate change mitigation technologies in the production or processing of goods9%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
C08JWorking-up4%
Y02ATechnologies for adaptation to climate change4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
9,914,098'Flux enhancing agent for improving composite polyamide reverse osmosis membrane performance'20189,346,023'Flux enhancing agent for improving composite polyamide reverse osmosis membrane performance'20168,616,380'Reverse osmosis composite membranes for boron removal'20138,580,341'Method of making composite membrane'20137,514,001'High recovery reverse osmosis process and apparatus'20095,693,227'Catalyst mediated method of interfacial polymerization on a microporous support, and polymers, fibers, films and membranes made by such method'19975,089,192'Asymmetric semipermeable poly(aryletherketone) membranes and method of producing same'19924,321,414'Catalytic hydrogenation of glycolaldehyde to produce ethylene glycol'19824,317,946'Process for producing ethylene glycol via catalytic hydrogenation of glycolaldehyde'19824,316,045'Catalytic process for the production of aryl carboxylates'19824,316,046'Process for the preparation of aryl carboxylates'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to HALCON SD GROUP INC (4)· patent assignee history
1982Based in Nanuet, NY, US· patent location history
1992–1997Patents assigned to IONICS (2)· patent assignee history
1992–2018Based in Mansfield, MA, US· patent location history
2013–2018Patents assigned to GEN ELECTRIC (4)· patent assignee history
2013Patents assigned to COSTA LAWRENCE CHARLES (2)· patent assignee history
2013–2016Patents assigned to HARROLD STEVEN JOHN (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC42013–2018
HALCON SD GROUP INC41982
COSTA LAWRENCE CHARLESself22013
HARROLD STEVEN JOHN22013–2016
IONICS21992–1997
Locations
LocationPatentsSpan
Mansfield, Massachusetts, US71992–2018
Nanuet, New York, US41982