Company Filing History:

3 out of 142

Rhone-poulenc S.a.

patents

2 out of 521

Rhone-poulenc Industries

patents

1 out of 31

Institut Francais Du Petrole, Des Carburants Et Lubrifiants Et

Bayer Cropscience S.a.

patents

Years Active: 1976-2004

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6833137 - Protection against termites (2004-12-21),

2. 4545910 - Semi-permeable membranes (1985-10-08),

3. 4319008 - Polyether admixture and semi-permeable membranes comprised thereof (1982-03-09),

4. 4207182 - Polymeric compositions for membranes (1980-06-10),

5. 4118439 - Polyelectrolytes (1978-10-03),

6. 4098852 - Process for carring out a gas/liquid heat-exchange (1978-07-04),

7. 4056467 - Hollow fibres (1977-11-01),

8. 3990963 - Process for regenerating used lubricating oils (1976-11-09),

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Location History:

Company Filing History:

Years Active: 1976-2004