Inventor

Albert A. Van Geenen

Inventor

Brunssum, NL

Overview

21→

Patents

1977–2011

Patent span

Chemistry

Primary field (CPC C)

Patents· 21 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 bonds41%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

C07DHeterocyclic compounds9%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%

C07CAcyclic or carbocyclic compounds4%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%

C08LCompositions of macromolecular compounds4%

D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials4%

PatentTitleYear

8,080,630'Process for preparing a melt-processable polyamide composition'2011 7,273,910'Process for the preparation of a functionalized polymer intermediate products, compositions and shaped parts'2007 6,828,413'Process for the preparation of a polyamide'2004 6,528,614'Process for the production of polyamide-6 from epsilon-caprolactam'2003 6,350,805'Process for the preparation of a polyamide nanocomposite composition'2002 5,059,687'Process for the condensation of imides and alcohols or amines'1991 4,792,540'Alkali metal lactamate'1988 4,742,128'Process for preparing a polymer alloy, molded product, and reaction injection molded products'1988 4,692,521'N-substituted acyl-lactam compound'1987 4,692,520'N-substituted acyl-lactam compound'1987 4,683,304'Process for preparing an acyl-lactam compound'1987 4,644,051'Catalytic reaction of polyol with bis-acyl lactam'1987 4,614,792'Anionic polymerization of lactam with alkaline earth metal compound catalyst, lactam compound activator and ester compound'1986 4,582,879'Reaction injection molding process and reaction injection molded products'1986 4,540,516'Process for the preparation of an N-substituted carbamoyl-lactam compound'1985 4,540,515'N-Substituted carbamoyl-lactam compound'1985 4,140,660'Process of preparing a flame-retardant polyurethane and product produced therefrom'1979 4,085,283'Phosphonate-isocyanurates'1978 4,063,020'Mixed hydroxymethyl-hydroxyalkyl isocyanurates'1977 4,031,040'Polyurethanes prepared from hydroxymethyl isocyanurates'1977 4,014,952'Process for the preparation of isoprene'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1991Patents assigned to STAMICARBON (15)· patent assignee history

1977–1991Based in Brunssum, NL· patent location history

1986Patents assigned to ASHIDA KANEYOSHI (1)· patent assignee history

2002–2004Patents assigned to DSM NV (3)· patent assignee history

2002–2011Based in Sittard, NL· patent location history

2007–2011Patents assigned to DSM IP ASSETS BV (2)· patent assignee history

2011Patents assigned to BRONSAER CORNELIA E M (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
STAMICARBON	15	1977–1991
DSM NV	3	2002–2004
DSM IP ASSETS BV	2	2007–2011
ASHIDA KANEYOSHI	1	1986
BRONSAER CORNELIA E M	1	2011

Locations

Location	Patents	Span
Brunssum, NL	16	1977–1991
Sittard, NL	5	2002–2011