St. Louis, MO, United States of America

Valley Mineral Products Corporation


USPTO Granted Patents = 3

Forward Citations = 20

Loading Chart...
Loading Chart...

3 inventors (with patents filed for the assignee):

goldMedal John P Holt (3 out of 3 patents)

silverMedal Theodore P Cash (3 out of 3 patents)

bronzeMedal Delbert E Day (1 out of 43 patents)


3 patents:

logo

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

3 Patents

#367 in St. Louis, MO

#994 in Missouri

#71,923 in US

...
St. Louis, MO, United States of America
Forward Citations = 20

3 inventors:

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