Inventor

Zsolt Szentivanyi

Inventor

Leverkusen, DE

Overview

1986–2011

Patent span

Chemistry

Primary field (CPC C)

Patents· 24 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds27%

C08CTreatment or chemical modification of rubbers14%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds14%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients12%

C07CAcyclic or carbocyclic compounds8%

C07DHeterocyclic compounds8%

Y10TTechnical subjects covered by former us classification6%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%

C08JWorking-up2%

C09KMaterials for miscellaneous applications, not provided for elsewhere2%

PatentTitleYear

7,977,431'Dithiocarbamic esters'2011 7,951,875'Low molecular weight hydrogenated nitrile rubber'2011 7,919,563'Low molecular weight hydrogenated nitrile rubber'2011 7,825,193'Dithiocarbamic esters'2010 7,169,937'Dithiocarbamic esters'2007 7,071,292'Method for the preparation of purified elastomers from solution'2006 6,780,939'Low molecular weight hydrogenated nitrile rubber'2004 5,013,783'Heat-stable rubber compositions based on hydrogenated nitrile rubber'1991 4,963,621'Cross-linkable mixtures based on hydrogenated nitrile rubber and ethylene/acrylonitrile copolymers'1990 4,897,436'New Stabilizers and their use for the production of stabilized polyamides and rubber materials'1990 4,829,128'Low molecular weight copolymers and covulcanizates produced therefrom'1989 4,826,721'Laminated materials of pretreated fibre material and vulcanization products of hydrogenated nitrile rubber'1989 4,791,172'Process for the preparation of partially hydrogenated nitrile rubbers'1988 4,774,295'Polymer mixtures and covulcanizates produced therefrom'1988 4,754,066'Age protection agents, the production thereof and the polymers which contain them'1988 4,720,433'Rubber articles consisting of different rubber layers, the production and use thereof'1988 4,675,248'Polymer mixtures and co-vulcanizates produced therefrom'1987 4,654,387'Antiagers and polymers containing them'1987 4,647,627'Low molecular weight copolymers and covulcanisates produced therefrom'1987 4,633,016'Diphenylamine age resisters for rubber'1986 4,631,309'Shaped articles for use in the exploration for and/or production of petroleum and natural gas'1986 4,581,417'Production of hydrogenated nitrile rubbers'1986 4,576,992'Polymer mixtures'1986 4,565,614'Polymer mixtures and co-vulcanizates produced therefrom'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2007Patents assigned to BAYER AG (19)· patent assignee history

1986–2011Based in Leverkusen, DE· patent location history

1990–1991Based in Tokyo, JP· patent location history

2004Patents assigned to BAYER INC (1)· patent assignee history

2010–2011Patents assigned to LANXESS DEUTSCHLAND GMBH (2)· patent assignee history

2011Patents assigned to LANXESS INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	19	1986–2007
LANXESS DEUTSCHLAND GMBH	2	2010–2011
LANXESS INC	2	2011
BAYER INC	1	2004

Locations

Location	Patents	Span
Leverkusen, DE	22	1986–2011
Tokyo, JP	2	1990–1991