LexDanaLexDanabeta
Inventor

David Eliezer Chasan

Inventor
Teaneck, NJ, US

Overview

14→
Patents
1991–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 14 as inventor

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

C10Mprimary
C10MLubricating compositions42%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions33%
C07CAcyclic or carbocyclic compounds12%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients9%
C09KMaterials for miscellaneous applications, not provided for elsewhere3%
PatentTitleYear
11,066,620Lubricant composition202110,106,759Seal compatibility additive to improve fluoropolymer seal compatibility of lubricant compositions201810,066,186Lubricating oil compositions containing a halide seal compatibility additive and a second seal compatibility additive201810,035,970Friction-reducing compound, method of producing same, and lubricant composition20189,340,745'Lubricant composition'20168,802,605'Lubricant composition'20148,802,606'Lubricant composition having improved antiwear properties'20148,030,259'Alkylated PANA and DPA compositions'20117,932,218'Lubricant composition'20117,531,487'Lubricating oil compositions with improved performance'20097,026,438'Liquid phenolic sulphur-containing antioxidants'20065,580,482'Stabilized lubricant compositions'19965,160,647'Substituted 1-aminonaphthalenes and stabilized compositions'19925,019,285'Thioalkanoic acid substituted N,N-dialkylhydroxylamines and stabilized lubricant compositions'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2011Patents assigned to CIBA GEIGY CORP (4)· patent assignee history
1991–2021Based in Teaneck, NJ, US· patent location history
2014–2021Patents assigned to BASF SE (7)· patent assignee history
2014Patents assigned to CHASAN DAVID ELIEZER (2)· patent assignee history
2014Patents assigned to DESANTIS KEVIN J (2)· patent assignee history
2014Patents assigned to FENTON RYAN JAMES (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF SE72014–2021
CIBA GEIGY CORP41991–2011
CHASAN DAVID ELIEZERself22014
DESANTIS KEVIN J22014
FENTON RYAN JAMES22014
Locations
LocationPatentsSpan
Teaneck, New Jersey, US141991–2021