Inventor

Wolfgang Swodenk

Inventor

Odenthal, DE

Overview

23→

Patents

1976–1982

Patent span

Chemistry

Primary field (CPC C)

Patents· 23 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds61%

Y02PClimate change mitigation technologies in the production or processing of goods14%

C07DHeterocyclic compounds11%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

B01DSeparation3%

C07BGeneral methods of organic chemistry3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

PatentTitleYear

4,341,709'Preparation of .epsilon.-caprolactone'1982 4,293,717'Process for preparing aldehydes and diols'1981 4,284,576'Preparation of anthraquinone from tetrahydroanthraquinone'1981 4,214,105'Process for the hydroxylation of phenol'1980 4,182,917'Process for the preparation of polyhydric phenols'1980 4,182,918'Process for the preparation of polyhydric phenols'1980 4,174,460'Process for the hydroxylation of phenols and phenol ethers in the nucleus'1979 4,137,242'Process for the preparation of propylene oxide'1979 4,115,462'Gas phase aromatic hydrogenation using palladium lithium aluminum spinel catalyst'1978 4,113,747'Process for the preparation of propylene oxide'1978 4,059,619'Process for the preparation of percarboxylic acid solutions'1977 4,053,523'Process for the hydroxylation of phenol'1977 4,045,496'Process for the hydroxylation of phenols and phenol ethers in the nucleus'1977 4,013,723'Process for preparing aldehydes'1977 4,013,709'Production of .omega.-formyl carboxylic acid esters'1977 4,001,303'Production of .omega.-formyl carboxylic acid esters'1977 3,974,224'Process for preparing aldehydes from oxirane compounds'1976 3,972,955'Process for preparation of isoprene'1976 3,972,944'Process for preparing aldehydes from olefins'1976 3,970,713'Process for the production of allyl alcohol'1976 3,949,007'Process for the production of primary alkenols'1976 3,933,910'Process for the production of ketazines'1976 3,932,514'Catalyst for the preparation of cyclohexanone from phenol and process therefor'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1982Patents assigned to BAYER AG (22)· patent assignee history

1976–1982Based in Odenthal, DE· patent location history

1976–1981Based in Odenthal-Globusch, DE· patent location history

1977Patents assigned to DEGUSSA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	22	1976–1982
DEGUSSA	1	1977

Locations

Location	Patents	Span
Odenthal, DE	18	1976–1982
Odenthal-Globusch, DE	5	1976–1981