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Inventor

Kay Hettrich

Inventor
Schwielowsee, DE

Overview

3→
Patents
2012–2014
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.

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations25%
C08BPolysaccharides25%
C08JWorking-up25%
C08LCompositions of macromolecular compounds13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
8,722,092'Nanoparticles made of amorphous cellulose'20148,337,901'Process for the manufacture of cellulose sulfate with improved characteristics'20128,338,494'Nanoparticles from slightly oxidised cellulose'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2014Patents assigned to FISCHER STEFFEN (3)· patent assignee history
2012–2014Patents assigned to HETTRICH KAY (3)· patent assignee history
2012–2014Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (2)· patent assignee history
2012–2014Patents assigned to NACHTKAMP KLAUS (2)· patent assignee history
2012–2014Patents assigned to PINNOW MANFRED (2)· patent assignee history
2012Based in Schwielowsee, DE· patent location history
2014Based in Caputh, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FISCHER STEFFEN32012–2014
HETTRICH KAYself32012–2014
DOW GLOBAL TECHNOLOGIES LLC22012–2014
NACHTKAMP KLAUS22012–2014
PINNOW MANFRED22012–2014
Locations
LocationPatentsSpan
Schwielowsee, DE22012
Caputh, DE12014