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Inventor

Dietrich Prescher

Inventor
Berlin, DE

Overview

2→
Patents
1977–1980
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.

C07Cprimary
C07CAcyclic or carbocyclic compounds67%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry33%
PatentTitleYear
4,225,404'Perfluoroolefin and perfluoroparaffin mixture and process for making same'19804,049,681'Processes for the separation of potassium salts of perfluoroalkanoic acids from aqueous solutions thereof'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1980Patents assigned to AKAD WISSENSCHAFTEN DDR (2)· patent assignee history
1977–1980Based in Berlin, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AKAD WISSENSCHAFTEN DDR21977–1980
Locations
LocationPatentsSpan
Berlin, DE21977–1980