Inventor
Paulus Alexander Maria Grotenhuis
Inventor
Amsterdam, NL
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Cprimary
C07CAcyclic or carbocyclic compounds27%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds27%
C01GCompounds containing metals not covered by subclasses c01d or c01f9%
C07DHeterocyclic compounds9%
C08CTreatment or chemical modification of rubbers9%
C22BProduction and refining of metals9%
Y02PClimate change mitigation technologies in the production or processing of goods9%
PatentTitleYear
5,777,035'Process for purification of starting materials for metal catalyzed reactions and a purification reagent to be used therefor'19985,693,726'Process for purification of starting materials for metal catalyzed reactions and a purification reagent to be used therefor'19975,665,858'Process for coagulation finishing of polymers'19974,880,546'Recovery of transition metals from aqueous solutions'19894,435,582'Manufacture of macrocyclic polyethers'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1998Patents assigned to SHELL OIL CO (5)· patent assignee history
1984–1998Based in Amsterdam, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHELL OIL CO | 5 | 1984–1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Amsterdam, NL | 5 | 1984–1998 |