Inventor

Gerard Leduc

Inventor

Malesherbes, FR

Overview

1976–2004

Patent span

Human necessities

Primary field (CPC A)

Patents· 14 as inventor

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes50%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations42%

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

F04BPositive-displacement machines for liquids4%

PatentTitleYear

6,770,298'Device for coating granules to be administered orally'2004 6,660,296'Sustained-release microgranules containing diltiazem as active principle'2003 6,551,621'Gastroprotected omeprazole microgranules, method for obtaining same and pharmaceutical preparations'2003 6,482,437'Morphine sulfate microgranules, manufacturing process and pharmaceutical preparations'2002 6,458,389'Microgranules containing cisplatin'2002 6,383,516'Sustained-release microgranules containing diltiazem as active principle'2002 6,228,395'Sustained-release microgranules containing Diltiazem as the active principle'2001 6,139,877'Spheroids containing tiagabine, preparation process and pharmaceutical compositions'2000 6,077,544'Spheroids, preparation process and pharmaceutical compositions'2000 RE035903'Slow-release preparation of diltiazem, and a medicine provided thereby'1998 5,549,911'Galenic form of 5-nitromidazole derivatives which is effective for the treatment of parasitoses and infections of the entire gastrointestinal tract'1996 5,385,739'Stable compositions of gastroprotected omerprazole microgranules and process for the production thereof'1995 4,960,596'Slow-release preparation of diltiazem, and a medicine provided thereby'1990 3,981,630'Hydraulic swash plate pumps'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to LEDUC GERARD (1)· patent assignee history

1976Patents assigned to LEDUC MICHEL (1)· patent assignee history

1976Based in Saint Die, FR· patent location history

1990–2003Patents assigned to ETHYPHARM SA (4)· patent assignee history

1990–2004Based in Malesherbes, FR· patent location history

1996–2004Patents assigned to ETHYPHARM LAB PROD ETHIQUES (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ETHYPHARM LAB PROD ETHIQUES	9	1996–2004
ETHYPHARM SA	4	1990–2003
LEDUC GERARDself	1	1976
LEDUC MICHEL	1	1976

Locations

Location	Patents	Span
Malesherbes, FR	13	1990–2004
Saint Die, FR	1	1976