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Inventor

Gunter Laubert

Inventor
Frankfurt am Main, DE

Overview

2→
Patents
1976–1977
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Kprimary
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients40%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments40%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
4,052,444'N-(aminobenzoyl)-aminoarylsulfonic acids'19773,997,523'Monoazo pigments'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1977Patents assigned to HOECHST AG (2)· patent assignee history
1976–1977Based in Frankfurt am Main, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOECHST AG21976–1977
Locations
LocationPatentsSpan
Frankfurt am Main, DE21976–1977