Company Filing History:

5 out of 854

Zeneca Limited

patents

3 out of 3,840

Imperial Chemical Industries Limited

patents

Years Active: 1989-1998

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5763675 - Process for the preparation of 2-hydroxyarylaldehydes under reduced (1998-06-09),

2. 5637750 - Method for the preparation of 2 hydroxybenzonitrile (1997-06-10),

3. 5502254 - Method for the preparation of 2-hydroxyarylaldoximes (1996-03-26),

4. 5399761 - Method for the preparation of 2-hydroxyarylaldoximes (1995-03-21),

5. 5354920 - Chemical process for the preparation of a 2-hydroxyarylaldehyde (1994-10-11),

6. 5260487 - Process for the preparation of 2-hydroxyarylaldehydes (1993-11-09),

7. 5248816 - Process for making 2-hydroxymandelic acid and 2-hydroxybenzaldehydes (1993-09-28),

8. 4845285 - Chemical process (1989-07-04),

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Location History:

Company Filing History:

Years Active: 1989-1998