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Inventor

Ferdi Kümmeler

Inventor
Leverkusen, DE

Overview

2→
Patents
2003–2006
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 bonds33%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
7,097,909'Nonfelting wool and antifelt finishing process'20066,649,029'Nonfelting wool and antifelt finishing process'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to BAYER AG (1)· patent assignee history
2003–2006Based in Leverkusen, DE· patent location history
2006Patents assigned to LANXESS CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BAYER AG12003
LANXESS CORP12006
Locations
LocationPatentsSpan
Leverkusen, DE22003–2006