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Inventor

Claude Helene

Inventor
Paris, FR

Overview

3→
Patents
1989–2000
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes20%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
C12NMicroorganisms or enzymes20%
B82YSpecific uses or applications of nanostructures10%
C07HSugars10%
C07KPeptides10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
6,133,024'Gene expression control'20005,856,435'Nucleic acid-containing composition, its preparation and use'19994,835,263'Novel compounds containing an oligonucleotide sequence bonded to an intercalating agent, a process for their synthesis and their use'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to CENTRE NAT RECH SCIENT (1)· patent assignee history
1989Based in Saint Cyr en Val, FR· patent location history
1999Patents assigned to RHONE POULENC RORER SA (1)· patent assignee history
1999–2000Based in Paris, FR· patent location history
2000Patents assigned to AVENTIS PHARMA SA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AVENTIS PHARMA SA12000
CENTRE NAT RECH SCIENT11989
RHONE POULENC RORER SA11999
Locations
LocationPatentsSpan
Paris, FR21999–2000
Saint Cyr en Val, FR11989