Inventor

Ismo Lehtiniemi

Inventor

Porvoo, FI

Overview

1992–2021

Patent span

Chemistry

Primary field (CPC C)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Fprimary

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds50%

C08LCompositions of macromolecular compounds13%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%

H01BCables6%

H05KPrinted circuits6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

Y10TTechnical subjects covered by former us classification6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1992–1994Patents assigned to NESTE OY (4)· patent assignee history

1992–1994Based in Helsinki, FI· patent location history

1994–2021Based in Porvoo, FI· patent location history

2013–2021Patents assigned to BOREALIS AG (4)· patent assignee history

2013Patents assigned to ELO PERTTI (1)· patent assignee history

2013Patents assigned to HAKALA KIMMO (1)· patent assignee history

2013Patents assigned to LEHTINIEMI ISMO (1)· patent assignee history

2013–2016Based in Kellokoski, FI· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations