Inventor

Margaret Haas

Inventor
Koenigswinter, DE

Overview

1→
Patents
2000
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

C03Cprimary
C03CChemical composition of glasses, glazes or vitreous enamels33%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium33%
Y10TTechnical subjects covered by former us classification33%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Patents assigned to HUELS CHEMISCHE WERKE AG (1)· patent assignee history
2000Based in Koenigswinter, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HUELS CHEMISCHE WERKE AG12000
Locations
LocationPatentsSpan
Koenigswinter, DE12000