Company Filing History:

3 out of 242

Ceskoslovenska Akademie Ved

Czechoslovenska Akademie Ved

patents

where one patent can have more than one assignee

Years Active: 1976-1991

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5059220 - Composite polymeric membranes for the separation of mixtures of gases (1991-10-22),

2. 4087600 - Polymers of tetrachloroethyl esters of unsaturated organic acids, and (1978-05-02),

3. 4042644 - Process for producing of polymers by connecting of polymeric molecules (1977-08-16),

4. 3974205 - Tetrachloroethyl esters of unsaturated organic acids and the method for (1976-08-10),

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Location History:

Company Filing History:

Years Active: 1976-1991