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Langenfeld, Germany

Ulrich Kappler

This inventor holds 4 USPTO granted patents. Top assignee: Bayer Aktiengesellschaft. Active years: 1979-1992.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 7(Granted Patents)

Location History:

Cologne, DE (1979)
Leverkusen, DE (1982)
Langenfeld, DE (1989 - 1992)

Company Filing History:

4 out of 12,266

Bayer Aktiengesellschaft

Years Active: 1979-1992

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5120875 - Process for the preparation of chlorine-substituted aromatic amines (1992-06-09),

2. 4885418 - Process for removing metal halides from liquid organic water-immiscible (1989-12-05),

3. 4350573 - Halogenated aromatic amines which are stable in color, and a process for (1982-09-21),

4. 4142048 - Production of tris-(2-hydroxyaryl) esters of cyanuric acid (1979-02-27),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]

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