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Inventor

Gerd Höppner

Inventor
Schwarzheide, DE

Overview

4→
Patents
2003–2007
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 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 bonds80%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
7,186,867'Process for preparing reactive polyether polyols having an ethylene oxide end block'20076,664,428'Method of producing polyetherpolyols'20036,653,441'Method for production of polyether alcohols'20036,563,007'Preparation of polyetherols'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2007Patents assigned to BASF AG (3)· patent assignee history
2003Patents assigned to BASF ATIENGESELLSCHAFT (1)· patent assignee history
2003–2007Based in Schwarzheide, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF AG32003–2007
BASF ATIENGESELLSCHAFT12003
Locations
LocationPatentsSpan
Schwarzheide, DE42003–2007