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Inventor

Detlef Schumann

Inventor
Spieson-Elversburg, DE

Overview

2→
Patents
1996–2004
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.

C08Jprimary
C08JWorking-up25%
Y10TTechnical subjects covered by former us classification25%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form13%
C08LCompositions of macromolecular compounds13%
C09JAdhesives13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
6,777,067'Heat sealable, biaxally oriented polypropylene film with improved barrier properties'20045,516,563'Opaque, matte, biaxially oriented, multilayer polypopylene film, process for the production thereof, and the use thereof'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to HOECHST AG (1)· patent assignee history
1996Based in Kiedrich, DE· patent location history
2004Patents assigned to HOECHST TRESPAPHAN GMBH (1)· patent assignee history
2004Based in Spieson-Elversburg, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOECHST AG11996
HOECHST TRESPAPHAN GMBH12004
Locations
LocationPatentsSpan
Spieson-Elversburg, DE12004
Kiedrich, DE11996