Company Filing History:

5 out of 824

Celanese Gmbh

patents

2 out of 1,194

Hoechst Celanese Corporation

patents

Years Active: 1984-1989

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4863799 - Sheath core spun organosilicon preceramic fibers and processes for (1989-09-05),

2. 4735924 - Production of ceramic fibers (1988-04-05),

3. 4567101 - Ferrimagnetic spinel fibers (1986-01-28),

4. 4559191 - Production of ceramic fibers (1985-12-17),

5. 4541973 - Production of ferrimagnetic spinel fibers (1985-09-17),

6. 4486401 - Production of fine ferrimagnetic spinels (1984-12-04),

7. 4485085 - Process for producing ferrimagnetic spinel fibers (1984-11-27),

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For the Inventor, By the Inventor

Richard M Arons

Location History:

Company Filing History:

Years Active: 1984-1989