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Inventor

Persefoni HILKEN

Inventor
DE

Overview

2→
Patents
2022
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.

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds29%
C08JWorking-up29%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form14%
C07CAcyclic or carbocyclic compounds14%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients14%
PatentTitleYear
11,434,321Flame-retardant polyurethane rigid foams202211,352,462Flame-retarded rigid polyurethane foams2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to COVESTRO DEUTSCHLAND AG (2)· patent assignee history
2022Based in DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
COVESTRO DEUTSCHLAND AG22022
Locations
LocationPatentsSpan
DE22022