Inventor
Wolfram Schidlo
Inventor
Hofheim-Diedenbergen, DE
Overview
Patents· 3 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 bonds25%
A61KPreparations for medical, dental or toiletry purposes13%
A61QSpecific use of cosmetics or similar toiletry preparations13%
C08JWorking-up13%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments13%
D06PDyeing or printing textiles13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
5,085,668'Single-step printing of cellulose fibers with triphen-dioxazine reactive dyes and with sodium acetate or sodium trichloro-acetate as alkali'19924,722,958'Process for the preparation of copolymers'19884,237,249'Process for the preparation of crosslinked copolymers, the process products obtained, and their use in textile printing'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1988Patents assigned to CASSELLA FARBWERKE MAINKUR AG (2)· patent assignee history
1980–1988Based in Hofheim-Diedenbergen, DE· patent location history
1992Patents assigned to HOECHST AG (1)· patent assignee history
1992Based in Hofheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CASSELLA FARBWERKE MAINKUR AG | 2 | 1980–1988 |
| HOECHST AG | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hofheim-Diedenbergen, DE | 2 | 1980–1988 |
| Hofheim, DE | 1 | 1992 |