Inventor
SAMUEL RENTSCH
Inventor
CH
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Cprimary
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties16%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds13%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients10%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals7%
D21HPulp compositions7%
B01DSeparation4%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
C02FTreatment of water, waste water, sewage, or sludge3%
C08JWorking-up3%
C09DCoating compositions, e.g. paints, varnishes or lacquers3%
PatentTitleYear
12,486,379Use of a porous filler for reducing the gas permeability of an elastomer composition202512,479,973Process for preparing a surface treated calcium carbonate material202512,319,866Alkaline earth metal minerals as carriers for surfactants in drilling fluids202512,247,128Process for preparing an aqueous suspension comprising a ground calcium carbonate-comprising material202512,240,982Process for preparing a surface-treated calcium carbonate material202512,084,589Use of additives containing primary alkanolamines in aqueous mineral suspensions202412,006,286Method for transesterification of carboxylic acid esters202411,753,548Treatment of surface-reacted calcium carbonate202311,718,759Surface-reacted calcium carbonate with functional cations202311,708,478Use of mono-substituted succinic anhydride202311,530,313Process of controlled chemical reaction of a solid filler material surface and additives to produce a surface treated filler material product202211,505,678Use of mono-substituted succinic anhydride202211,261,100Drying process202211,235,981Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use202211,235,980Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use202211,235,982Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use202211,225,578Alkoxysilane treatment of a calcium carbonate-comprising material202211,208,738Multifilament polyester fibres202111,161,088O2 scavenging CaCO3 treatment2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to OMYA INT AG (19)· patent assignee history
2021–2025Based in CH· patent location history
2022Patents assigned to OMYA INIERNATIONAL AG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OMYA INT AG | 19 | 2021–2025 |
| OMYA INIERNATIONAL AG | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| CH | 19 | 2021–2025 |