Geminal zwitterionic surfactants as wettability modifiers in enhanced oil recovery processes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9074123
APP PUB NO 20130296200A1
SERIAL NO

13884925

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Geminal zwitterionic surfactants based on bis-N-alkyl, bis-N-alkenyl, N-cycloalkyl or N-aryl bis-beta amino acids or salts thereof as wettability modifiers of rocks such as limestone, dolomite, sand, quartz or heterogeneous lithologies.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
INSTITUTO MEXICANO DEL PETROLEOMEXICO MEXICO CITY MEXICO CITY MEXICO CITY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Beltrán, Conde Hiram Isaac México City, MX 4 29
Buenrostro, González Eduardo México City, MX 3 23
Durán, Valencia Cecilia de los Ángeles México City, MX 4 17
García, Martínez Jorge Alberto México City, MX 2 6
Hernández, Altamirano Raúl México City, MX 13 35
López, Ramírez Simón México City, MX 5 24
Luna, Rojero Erick Emanuel México City, MX 7 33
Mena, Cervantes Violeta Yasmín México City, MX 8 35
Mendoza, De La Cruz José Luis México City, MX 3 13
Nieto, Álvarez David Aarón México City, MX 4 18
Zamudio, Rivera Luis Silvestre México City, MX 26 81

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jan 7, 2027
Fee Large entity fee small entity fee micro entity fee
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