Company Filing History:

2 out of 88

Societe Francaise Hoechst

patents

1 out of 8

Nobel Hoechst Chimie

patents

Years Active: 1978-1983

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4396752 - Strong cationic polyelectrolytes in powder form based on acrylamide and (1983-08-02),

2. 4319013 - Powdered cationic polyelectrolytes, based on acrylamide and quaternized (1982-03-09),

3. 4074054 - Imidazoles and 2-alkyl imidazoles and method for their manufacture (1978-02-14),

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