Inventor
Joern Volker Weiss
Inventor
Haltern, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds32%
C09DCoating compositions, e.g. paints, varnishes or lacquers16%
C04BLime, magnesia11%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds11%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
C08JWorking-up5%
C08LCompositions of macromolecular compounds5%
C09JAdhesives5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
7,138,465'Polymer-modified resins'20067,129,313'Process for the solvent-free, continuous preparation of polyureas'20066,710,136'Matt PU powder coatings'20045,859,164'Uretdione-functional polyaddition compounds, a process for their preparation, and their use'19995,652,318'Process for the preparation of flexible epoxy resin systems'19974,788,076'Powdered lacquer, its manufacture and use'19884,514,467'Method of obtaining a positive bond between painted articles and concrete'19854,440,882'Emulsion based on epoxy resin and polyammonium salts and its preparation'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1999Patents assigned to HUELS CHEMISCHE WERKE AG (5)· patent assignee history
1984–2006Based in Haltern, DE· patent location history
2004–2006Patents assigned to DEGUSSA (3)· patent assignee history
2006Based in Haltern am See, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUELS CHEMISCHE WERKE AG | 5 | 1984–1999 |
| DEGUSSA | 3 | 2004–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Haltern, DE | 7 | 1984–2006 |
| Haltern am See, DE | 1 | 2006 |