Inventor
Karl Gotzmann
Inventor
Budenheim, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium20%
C07DHeterocyclic compounds15%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients15%
C09KMaterials for miscellaneous applications, not provided for elsewhere15%
C07CAcyclic or carbocyclic compounds10%
C01BNon-metallic elements5%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds5%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties5%
C09DCoating compositions, e.g. paints, varnishes or lacquers5%
C23GCleaning or de-greasing of metallic material by chemical methods other than electrolysis5%
PatentTitleYear
7,893,142'Process for the preparation of polyphosphates of organic bases'20117,345,168'Process for the preparation of polyphosphates of organic bases'20087,214,811'Derivative of phosphoric acid ester salt or phosphoric acid ester adduct or mixtures thereof, method for the production thereof and their use'20076,512,133'Process for the production of phosphoric acid esters or phosphoric acid ester mixtures of polyhydric alcohols and use thereof'20035,665,149'Anti-corrosion pigment and use thereof'19974,018,869'Process for the extractive purification of phosphoric acid containing cationic impurities'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–2003Patents assigned to BUDENHEIM RUD A OETKER CHEMIE (3)· patent assignee history
1977–2011Based in Budenheim, DE· patent location history
2007–2011Patents assigned to CHEM FAB BUDENHEIM KG (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BUDENHEIM RUD A OETKER CHEMIE | 3 | 1977–2003 |
| CHEM FAB BUDENHEIM KG | 3 | 2007–2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Budenheim, DE | 6 | 1977–2011 |