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Inventor

Regina Pretzsch

Inventor
Schwarzheide, DE

Overview

5→
Patents
1996–2004
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 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 bonds71%
C07CAcyclic or carbocyclic compounds14%
C08LCompositions of macromolecular compounds14%
PatentTitleYear
6,753,402'Polyester-polyether block copolymers'20045,895,824'Preparation of polyether polyols containing aromatics'19995,705,709'Preparation of bromine-containing polyols'19985,556,891'Prepolymers containing isocyanate groups'19965,530,154'Prepolymers containing isocyanate groups'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–1998Patents assigned to BASF SCHWARZHEIDE GMBH (3)· patent assignee history
1996–2004Based in Schwarzheide, DE· patent location history
1998–1999Based in Schipkau, DE· patent location history
1999–2004Patents assigned to BASF AG (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF SCHWARZHEIDE GMBH31996–1998
BASF AG21999–2004
Locations
LocationPatentsSpan
Schwarzheide, DE31996–2004
Schipkau, DE21998–1999