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Inventor

Johan Haverkamp

Inventor
Bergschenhoek, NL

Overview

9→
Patents
1989–2007
Patent span
Chemistry
Primary field (CPC C)

Patents· 9 as inventor

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

C11Dprimary
C11DDetergent compositions60%
C12NMicroorganisms or enzymes40%
PatentTitleYear
7,189,553'Modified subtilisins and detergent, compositions containing same'20076,632,646'Modified subtilisins and detergent compositions containing same'20036,197,567'Modified subtilisins and detergent compositions containing same'20015,665,587'Modified subtilisins and detergent compositions containing same'19975,631,217'Detergent compositions comprising a modified subtilisin'19975,520,839'Laundry detergent composition containing synergistic combination of sophorose lipid and nonionic surfactant'19965,482,849'Subtilisin mutants'19965,417,879'Synergistic dual-surfactant detergent composition containing sophoroselipid'19954,824,599'Enzymatic detergent composition'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to LEVER BROTHERS LTD (1)· patent assignee history
1989–2007Based in Bergschenhoek, NL· patent location history
1995–1996Patents assigned to LEVER BROTHERS CO (2)· patent assignee history
1996–2001Patents assigned to NOVO NORDISK AS (4)· patent assignee history
1997–2003Patents assigned to UNILEVER PLC (4)· patent assignee history
2003–2007Patents assigned to NOVOZYMES AS (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NOVO NORDISK AS41996–2001
UNILEVER PLC41997–2003
LEVER BROTHERS CO21995–1996
NOVOZYMES AS22003–2007
LEVER BROTHERS LTD11989
Locations
LocationPatentsSpan
Bergschenhoek, NL91989–2007