SPCM S.A.

Composition for oil and gas recovery

#2 | 2023-09-21 ✅ Patent 12,234,609 granted on 2025-02-25

US20230295877A1

Method for manufacturing paper and cardboard

#3 | 2023-08-03

US20230243103A1

NOVEL WATER-SOLUBLE POLYMER COMPLEXES IN THE FORM OF AN INVERSE EMULSION AND USES THEREOF

#4 | 2023-07-20 ✅ Patent 11,933,151 granted on 2024-03-19

US20230228176A1

Fixed constructions

Installation for the storage and use of water-soluble polymers

#5 | 2023-06-22 ✅ Patent 11,939,522 granted on 2024-03-26

US20230193115A1

Method for enhancing oil recovery in a subterranean carbonate formation using an injected amphoteric water-soluble polymer

#6 | 2023-06-15

US20230183174A1

NOVEL SULFOBETAINE MONOMERS, PROCESS FOR PREPARING SAME, AND USES THEREOF

#7 | 2023-06-01

US20230166222A1

Device For Dispersing Water-Soluble Polymers

#8 | 2023-04-27 ✅ Patent 11,773,199 granted on 2023-10-03

US20230126767A1

Auto-invertible inverse polymer emulsion

#9 | 2023-04-13 ✅ Patent 11,767,381 granted on 2023-09-26

US20230114764A1

2-dimethylaminoethyl acrylate polymers and their preparation method

#10 | 2023-04-13 ✅ Patent 11,787,889 granted on 2023-10-17

US20230114065A1

Process for the preparation of polyacrylamides using an eco-friendly lubricant composition

#11 | 2023-01-10 ✅ Patent 11,547,979 granted on 2023-01-10

US17868371

Equipment and method for preparing an aldehyde-functionalised polymer

#12 | 2022-12-08

US20220387288A1

CROSSLINKED POLYMER LATEX AND LOW-PH TRANSPARENT AQUEOUS COMPOSITION FOR HAIR OR SKIN CARE

#13 | 2022-11-10 ✅ Patent 12,195,920 granted on 2025-01-14

US20220356650A1

Process for manufacturing paper or cardboard

#14 | 2022-11-03 ✅ Patent 11,634,664 granted on 2023-04-25

US20220348847A1

Method for preparing an inverse emulsion comprising two cationic polymers

#15 | 2022-10-20 ✅ Patent 11,535,587 granted on 2022-12-27

US20220332680A1

Hydrated crystalline form of 2-acrylamido-2-methylpropane sulfonic acid

#16 | 2022-10-06

US20220315712A1

METHOD FOR PREPARING STRUCTURED POLYMERS IN POWDER FORM BY THE GEL PROCESS

#17 | 2022-09-15 ✅ Patent 11,535,588 granted on 2022-12-27

US20220289672A1

Hydrated crystalline form of 2-acrylamido-2-methylpropane sulfonic acid

#18 | 2022-06-23

US20220192965A1

COSMETIC COMPOSITION FOR HAIR

#19 | 2022-05-26 ✅ Patent 11,781,271 granted on 2023-10-10

US20220162803A1

Increasing paper strength by surface treatment

#20 | 2022-05-12 ✅ Patent 12,098,325 granted on 2024-09-24

US20220145166A1

Method for modifying the water permeability of a subterranean formation

#21 | 2022-03-24 ✅ Patent 11,802,109 granted on 2023-10-31

US20220089530A1

Method for the purification of acrylamido-2-methyl-2-propanesulphonic acid

#22 | 2022-03-17 ✅ Patent 11,767,460 granted on 2023-09-26

US20220081604A1

Method for modifying the water permeability of a subterranean formation

#23 | 2021-12-09 ✅ Patent 11,578,255 granted on 2023-02-14

US20210380868A1

Method for enhanced oil recovery by means of injection of an aqueous polymer composition having monomeric units from an LCST

#24 | 2021-12-09

US20210380729A1

METHOD FOR SYNTHESISING POLYMERS BY CONTROLLED-RADICAL INVERSE EMULSION POLYMERISATION

#25 | 2021-11-18 ✅ Patent 11,584,819 granted on 2023-02-21

US20210355258A1

Auto-invertible inverse polymer emulsion

#26 | 2021-11-04 ✅ Patent 11,560,510 granted on 2023-01-24

US20210340431A1

Aqueous fracturing fluid composition and fracturing process using the composition

#27 | 2021-10-26 ✅ Patent 11,155,749 granted on 2021-10-26

US17132480

Composition for oil and gas recovery

#28 | 2021-10-07 ✅ Patent 12,030,832 granted on 2024-07-09

US20210309605A1

Dialkyl tin oxide composition and process for producing 2-dimethylaminoethyl (meth)acrylate

#29 | 2021-09-16 ✅ Patent 11,280,735 granted on 2022-03-22

US20210285876A1

Physics

Method for determining the anionic charge density of a polymer

#30 | 2021-09-02 ✅ Patent 11,746,027 granted on 2023-09-05

US20210269332A1

Method for treating aqueous effluent

#31 | 2021-07-01 ✅ Patent 11,725,144 granted on 2023-08-15

US20210198573A1

Method for stabilizing sandy soils

#32 | 2021-06-10 ✅ Patent 11,505,634 granted on 2022-11-22

US20210171684A1

Method for producing anionic water-soluble polymer on the basis of bioacrylamide and acrylic acid

#33 | 2021-05-13 ✅ Patent 11,608,597 granted on 2023-03-21

US20210140111A1

Complex of polymers, preparation and use

#34 | 2021-04-29 ✅ Patent 11,618,848 granted on 2023-04-04

US20210122969A1

Reverse emulsion for hydraulic fracturation

#35 | 2021-04-22 ✅ Patent 12,091,480 granted on 2024-09-17

US20210114969A1

Method for producing 2-dimethylaminoethyl (meth)acrylate

#36 | 2021-04-08 ✅ Patent 12,043,676 granted on 2024-07-23

US20210102008A1

Method for producing anionic polymers and use as resistance agents in a paper-making method

#37 | 2021-03-18 ✅ Patent 11,702,513 granted on 2023-07-18

US20210079169A1

Aqueous dispersion of hydrosoluble or hydroswellable polymer

#38 | 2020-12-03 ✅ Patent 11,365,173 granted on 2022-06-21

US20200377449A1

Hydrated crystalline form of 2-acrylamido-2-methylpropane sulfonic acid

#39 | 2020-12-03 ✅ Patent 11,440,036 granted on 2022-09-13

US20200376506A1

Nozzle for spraying liquid polymer preparations and spraying method utilising the nozzle

#40 | 2020-11-19 ✅ Patent 11,718,783 granted on 2023-08-08

US20200362229A1

Method for preparing a composition comprising a hydrosoluble (co)polymer encapsulated in a shell and use of this composition in assisted oil and gas recovery

#41 | 2020-10-15 ✅ Patent 11,629,211 granted on 2023-04-18

US20200325263A1

Additive based on water-soluble polymers and uses thereof

#42 | 2020-08-13 ✅ Patent 10,858,566 granted on 2020-12-08

US20200255716A1

Drilling fluid with improved fluid loss and viscosifying properties

#43 | 2020-04-16 ✅ Patent 11,149,186 granted on 2021-10-19

US20200115618A1

Method for enhanced oil recovery by injecting an aqueous polymeric composition containing microgels

#44 | 2020-03-19 ✅ Patent 11,370,749 granted on 2022-06-28

US20200087186A1

Method for treating a suspension of solid particles in water using a (co)polymer of a hydrated crystalline form of 2-acrylamido-2-methylpropanesulfonic acid

#45 | 2020-03-12 ✅ Patent 11,180,446 granted on 2021-11-23

US20200079992A1

Enhanced oil recovery method using a (co)polymer of a hydrated crystalline form of 2-acrylamido-2-methylpropane sulfonic acid

#46 | 2020-02-13 ✅ Patent 10,968,171 granted on 2021-04-06

US20200048535A1

Fracturing fluid comprising a (co)polymer of a hydrated crystalline form of 2-acrylamido-2-methylpropane sulphonic acid and hydraulic fracturing method

#47 | 2020-02-06 ✅ Patent 10,975,290 granted on 2021-04-13

US20200040252A1

Method of treating a portion of a subterranean formation with improved water in oil emulsion

#48 | 2020-01-30 ✅ Patent 10,759,746 granted on 2020-09-01

US20200031765A1

Hydrated crystalline form of 2-acrylamido-2-methylpropane sulfonic acid

#49 | 2020-01-23 ✅ Patent 10,669,231 granted on 2020-06-02

US20200024228A1

Method for producing 2-acrylamido-2-methylpropane sulphonic acid

#50 | 2019-12-19 ✅ Patent 10,900,959 granted on 2021-01-26

US20190383803A1

Physics

Method for quantitatively measuring the concentration of chemicals in aqueous solution

#51 | 2019-11-14 ✅ Patent 10,647,908 granted on 2020-05-12

US20190345373A1

Composition for oil and gas recovery

#52 | 2019-10-31 ✅ Patent 11,118,101 granted on 2021-09-14

US20190330517A1

Multiphase polymer suspension and use thereof

#53 | 2019-09-26 ✅ Patent 11,046,601 granted on 2021-06-29

US20190292079A1

Method for treating production water from a method for enhanced oil and/or gas recovery

#54 | 2019-08-22 ✅ Patent 10,758,885 granted on 2020-09-01

US20190255501A1

Use of an ampholyte copolymer as colloidal stabilizer in a process of encapsulating fragrance

#55 | 2019-08-01 ✅ Patent 11,401,182 granted on 2022-08-02

US20190233313A1

Process for treatment of aqueous effluent

#56 | 2019-07-11

US20190209453A1

USE IN COSMETICS OF POLYMERS OBTAINED BY LOW-CONCENTRATION, INVERSE EMULSION POLYMERISATION WITH A LOW LEVEL OF NEUTRALISED MONOMERS

#57 | 2019-07-04 ✅ Patent 10,836,871 granted on 2020-11-17

US20190202997A1

Method of preparation of cationic polymers with reduced halides content

#58 | 2019-03-14 ✅ Patent 10,590,013 granted on 2020-03-17

US20190077681A1

Treatment of production water from oil fields using chemically assisted recovery

#59 | 2019-02-14 ✅ Patent 10,689,809 granted on 2020-06-23

US20190048530A1

Process for manufacturing paper and board

#60 | 2019-01-03 ✅ Patent 11,523,609 granted on 2022-12-13

US20190000075A1

Seed treatment using hydroswellable polymer

#61 | 2018-12-20 ✅ Patent 10,889,512 granted on 2021-01-12

US20180362371A1

Method for treating aqueous effluent

#62 | 2018-10-18

US20180298273A1

COMPOSITION IN PARTICULATE FORM COMPRISING A POLYMER AND A PROPPANT USEFUL FOR HYDRAULIC FRACTURING OPERATION

#63 | 2018-09-20 ✅ Patent 10,926,200 granted on 2021-02-23

US20180264381A1

Method for treating suspensions of solid particles in water using amphoteric polymers

#64 | 2018-08-30 ✅ Patent 10,662,149 granted on 2020-05-26

US20180244609A1

Method for producing the 2-acrylamido-2-methylpropane sulfonic acid monomer and polymer comprising said monomer

#65 | 2018-07-12 ✅ Patent 10,406,498 granted on 2019-09-10

US20180193812A1

Use of an ampholyte copolymer as colloidal stabilizer

#66 | 2018-07-05 ✅ Patent 10,259,767 granted on 2019-04-16

US20180186714A1

Method for the preparation of alkylsalicylaldehyde and alkylsalicylaldoxime, and use thereof

#67 | 2018-04-05 ✅ Patent 10,457,860 granted on 2019-10-29

US20180094187A1

Self suspending proppants with brine tolerance for hydraulic fracturing

#68 | 2018-03-29 ✅ Patent 10,526,525 granted on 2020-01-07

US20180086966A1

Method for diverting an underground formation

#69 | 2018-01-25 ✅ Patent 10,287,500 granted on 2019-05-14

US20180022995A1

Localized irrigation method

#70 | 2017-09-14 ✅ Patent 10,106,636 granted on 2018-10-23

US20170260310A1

Cationic polymer thickeners

#71 | 2017-07-20 ✅ Patent 10,000,597 granted on 2018-06-19

US20170204210A1

Water-soluble hydroxyalkyl polymer obtained by a method of inverse suspension or inverse emulsion polymerisation

#72 | 2017-06-15 ✅ Patent 10,407,324 granted on 2019-09-10

US20170166463A1

Method for treating suspensions of solid particles in water using comb like polymers

#73 | 2017-02-09 ✅ Patent 10,132,039 granted on 2018-11-20

US20170037575A1

Process for manufacturing paper using a base copolymer that has reacted with an aldehyde as a dry strength, retention, drainage and runnability aid

#74 | 2016-10-27 ✅ Patent 9,725,532 granted on 2017-08-08

US20160311940A1

Aqueous solution of cationic copolymers derived from acrylamide, preparation method and use

#75 | 2016-08-11 ✅ Patent 10,561,597 granted on 2020-02-18

US20160228348A1

Use in cosmetics of polymers obtained by low-concentration, inverse emulsion polymerisation with a low level of neutralised monomers

#76 | 2016-06-02 ✅ Patent 9,963,532 granted on 2018-05-08

US20160152749A1

Low-concentration, inverse emulsion obtained by polymerization of weakly neutralized polymers

#77 | 2016-05-05 ✅ Patent 9,938,461 granted on 2018-04-10

US20160120130A1

Process for soil conditioning by aerial application of water soluble or swellable polymers

#78 | 2016-04-14 ✅ Patent 9,422,122 granted on 2016-08-23

US20160101949A1

Method for loading loose iron ore partially treated by means of superabsorbents

#79 | 2016-02-18

US20160047087A1

Pigment-Dyeing Method

#80 | 2016-02-11 ✅ Patent 10,040,987 granted on 2018-08-07

US20160040057A1

Polymers for enhanced hydrocarbon recovery

#81 | 2015-12-24 ✅ Patent 9,499,648 granted on 2016-11-22

US20150368385A1

Comb polymers which can be used in cosmetics and detergents

#82 | 2015-12-10 ✅ Patent 9,452,395 granted on 2016-09-27

US20150352507A1

Water-soluble polymer dispersion appliance

#83 | 2015-11-26 ✅ Patent 9,822,325 granted on 2017-11-21

US20150337232A1

Process for friction reduction during ethanol transport

#84 | 2015-10-29 ✅ Patent 10,161,081 granted on 2018-12-25

US20150308040A1

Sizing composition and process for textile materials

#85 | 2015-09-17

US20150258510A1

Device For Injecting Then Mixing Polymer In A Pipe Carrying A Solid Particle Suspension, And Method Implementing The Device

#86 | 2015-08-27 ✅ Patent 9,809,482 granted on 2017-11-07

US20150239764A1

Method for treating mineral sludge by flocculation in-line then above ground

#87 | 2015-06-25 ✅ Patent 9,303,359 granted on 2016-04-05

US20150176208A1

Method for manufacturing paper using a cationic polymer obtained by hofmann degradation

#88 | 2015-06-18 ✅ Patent 10,188,883 granted on 2019-01-29

US20150165248A1

Process to stop and/or prevent the spreading of peat fires

#89 | 2015-05-21 ✅ Patent 9,506,200 granted on 2016-11-29

US20150136348A1

Process for manufacturing paper using a base copolymer that has reacted with an aldehyde as a dry strength, retention, drainage and runnability aid

#90 | 2015-02-26 ✅ Patent 9,546,246 granted on 2017-01-17

US20150053361A1

Complexes of water-soluble polymers, and uses thereof

#91 | 2015-02-19 ✅ Patent 9,914,828 granted on 2018-03-13

US20150047843A1

Method of inerting pipelines, buried tanks or wellbores using an SAP

#92 | 2014-12-25 ✅ Patent 9,447,216 granted on 2016-09-20

US20140378639A1

Comb polymers which can be used in cosmetics and detergents

#93 | 2014-11-06 ✅ Patent 9,631,135 granted on 2017-04-25

US20140326458A1

Process for the enhanced recovery of oil by injection of a polymer solution

#94 | 2014-11-06 ✅ Patent 9,663,704 granted on 2017-05-30

US20140326457A1

Process for the enhanced recovery of oil by injection of a polymer solution

#95 | 2014-10-23 ✅ Patent 9,469,813 granted on 2016-10-18

US20140311950A1

Method for recovering bitumen from tar sands

#96 | 2014-10-16 ✅ Patent 9,290,588 granted on 2016-03-22

US20140309368A1

Process for low-concentration, inverse emulsion polymerization of weakly neutralized polymers

#97 | 2014-09-25

US20140287967A1

WATER-SOLUBLE POLYMERS FOR OIL RECOVERY

#98 | 2014-07-31 ✅ Patent 9,150,675 granted on 2015-10-06

US20140213748A1

Comb polymers which can be used in cosmetics and detergents

#99 | 2014-07-10 ✅ Patent 9,701,831 granted on 2017-07-11

US20140194563A1

Process for preparing an aqueous polymer dispersion under vacuum, and uses thereof

#100 | 2014-05-22

US20140142294A1