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Inventor

Andrea Kampfer

Inventor
Jena, DE

Overview

3→
Patents
1997–1998
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 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 enamels43%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests29%
A61JContainers specially adapted for medical or pharmaceutical purposes14%
B01LChemical or physical laboratory apparatus for general use14%
PatentTitleYear
5,736,476'Borosilicate glass of high chemical resistance and low viscosity which contains zirconium oxide and lithium oxide'19985,627,115'Colored borosilicate glass'19975,599,753'Borosilicate glass weak in boric acid'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to JENAER GLASWERCK GMBH (1)· patent assignee history
1997Patents assigned to JENAER GLASWERK GMBH (1)· patent assignee history
1997–1998Based in Jena, DE· patent location history
1998Patents assigned to SCHOTT ROHRGLAS GMBH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JENAER GLASWERCK GMBH11997
JENAER GLASWERK GMBH11997
SCHOTT ROHRGLAS GMBH11998
Locations
LocationPatentsSpan
Jena, DE31997–1998