logo

For the Inventor, By the Inventor

Darmstadt, Germany

E. Merck a. G.


USPTO Granted Patents = 2

Trademarks = 1

Forward Citations = 156

Loading Chart...
Loading Chart...

2 inventors (with patents filed for the assignee):

goldMedal Karlheinz Neisius (2 out of 2 patents)

silverMedal Wilhelm Baumer (2 out of 5 patents)


2 patents:

1. 4029598 - Non-bleeding indicator and dyes therefor (1977-06-14),
2. 4029597 - Non-bleeding indicators and dyes therefor used in pH determination (1977-06-14),
logo

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#71 in Darmstadt

#10,513 in Germany

...
Darmstadt, Germany

E. Merck a. G.

Forward Citations = 156

2 inventors:

goldMedal Karlheinz Neisius (2 out of 2 patents)

silverMedal Wilhelm Baumer (2 out of 5 patents)

Please report any incorrect information to support@idiyas.com
Loading…