Inventor

Karl-Heinz Aleksander Ostoja Starzewski

Inventor

Bad Vilbel, DE

Overview

27→

Patents

1985–2005

Patent span

Chemistry

Primary field (CPC C)

Patents· 27 as inventor

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

C08Fprimary

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds22%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium13%

G02BOptical elements, systems or apparatus10%

Y10TTechnical subjects covered by former us classification8%

C07CAcyclic or carbocyclic compounds6%

C08JWorking-up6%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%

C07BGeneral methods of organic chemistry4%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%

PatentTitleYear

6,891,007'Method for polymerizing polar substituted cycloalkenes'2005 6,423,659'-complex compounds'2002 6,232,413'Method for producing cycloolefin (CO) polymers for use in optical data memories'2001 RE037106'Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene'2001 6,191,241'Method for producing high melting-point polyolefins'2001 6,184,320'Method for producing metallocene compounds formed by two carbanions'2001 6,174,974'Method for producing thermoplastic elastomers'2001 6,172,169'Method for producing elastomers'2001 6,156,857'Method for producing cycloolefin (co)polymers for technical applications'2000 6,057,466'Palladium catalysts for polymerization'2000 6,040,403'Nickel catalysts for polymerization'2000 5,770,316'Heat-stable polarizers'1998 5,705,267'Thermostable polarizers'1998 5,676,885'Thermostable polarizers'1997 5,670,092'Polarizing film'1997 5,650,227'Polyacetylene-containing mouldings'1997 RE034706'Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene'1994 5,326,507'Manufacture of polarizing films'1994 5,180,872'Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended with ethylene'1993 5,051,286'Highly effective polarizers'1991 5,049,427'Laminated polarizers'1991 4,849,488'Polymerization of acrylic derivatives'1989 4,833,201'Polymer products containing polyacetylene and process for the polymerization of acetylene in the presence of polymers'1989 4,769,422'Polymer products containing polyacetylene and process for the polymerisation of acetylene in the presence of polymers'1988 4,691,036'Organic nickel compounds, the production thereof and the use thereof as polymerization catalysts'1987 4,620,021'Organic nickel compounds, production and use thereof as catalysts in the polymerization of olefins'1986 4,537,982'Production of organic nickel compounds'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2005Patents assigned to BAYER AG (23)· patent assignee history

1985Based in Frankfurt am Main, DE· patent location history

1986–2005Based in Bad Vilbel, DE· patent location history

1994–1997Patents assigned to AGFA GEVAERT AG (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	23	1985–2005
AGFA GEVAERT AG	4	1994–1997

Locations

Location	Patents	Span
Bad Vilbel, DE	26	1986–2005
Frankfurt am Main, DE	1	1985