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Inventor

Frederique Hoffner

Inventor
Saint-Amarin, FR

Overview

2→
Patents
1993
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry33%
C01BNon-metallic elements33%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
5,246,688'Production of silica-based MFI zeolites'19935,192,520'Synthesis of aluminosilicate zeolites of faujasite structure'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to ELF AQUITAINE (1)· patent assignee history
1993Patents assigned to RHONE POULENC CHIMIE (1)· patent assignee history
1993Based in Saint-Amarin, FR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ELF AQUITAINE11993
RHONE POULENC CHIMIE11993
Locations
LocationPatentsSpan
Saint-Amarin, FR21993