Company Filing History:

5 out of 139

Polysar Limited

patents

Years Active: 1981-1990

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4956398 - Nitrile rubber/vinyl chloride polymer/silica compositions (1990-09-11),

2. 4826910 - Oil resistant thermoplastic elastomer (1989-05-02),

3. 4438230 - Carboxylated nitrile rubber/PVC/nylon flux blends (1984-03-20),

4. 4370440 - Compositions comprising chlorosulphonated polyethylene, carboxylated (1983-01-25),

5. 4259460 - Rubbery compositions (1981-03-31),

I specialize in writing about innovations, inventions, inventors, patent attorneys, assignees, and patents. May I proceed with composing the article following the structure you provided about inventor Herbert F Schwarz?

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1 patent (CIPO):

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