Esters for drilling emulsions and metal working fluids

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9896613
APP PUB NO 20150210914A1
SERIAL NO

14416442

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to an emulsion comprising at least (a) an organic phase, (b) a water phase and (c) an ester based on an ether carboxylic acid and an alcohol. Also within the ambit of the invention is the use of an ester as defined in (c) as emulsifier, as a thickening agent and/or as an anti-foaming agent in particular in drilling emulsions and metal working fluids.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
EMERY OLEOCHEMICALS GMBH40599 DÜSSELDORF

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hähnel, Patrick Duisburg, DE 1 15
Mäker, Diana Mettmann, DE 5 82
Müller, Heinz Monheim, DE 13 1464

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 20, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 20, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00