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Inventor

Eltjo Boelema

Inventor
Bathmen, NL

Overview

5→
Patents
1987–1999
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds20%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds20%
C01BNon-metallic elements10%
C02FTreatment of water, waste water, sewage, or sludge10%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials10%
G03CPhotosensitive materials for photographic purposes10%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
5,965,024'Microbiological degradation of alkylene amine acetates'19995,641,386'Aminoalkane diphosphonic acids in pulp bleaching'19975,565,138'Bleach'19965,155,192'Stabilized peroxydicarbonate composition'19924,705,888't-Alkenyl peroxy esters'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1992Patents assigned to AKZO NV (2)· patent assignee history
1987–1999Based in Bathmen, NL· patent location history
1996Patents assigned to AGFA AG (1)· patent assignee history
1997–1999Patents assigned to AKZO NOBEL NV (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AKZO NOBEL NV21997–1999
AKZO NV21987–1992
AGFA AG11996
Locations
LocationPatentsSpan
Bathmen, NL51987–1999