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For the Inventor, By the Inventor

Houston, TX, United States of America

Santrol Products, Inc.


USPTO Granted Patents = 2

Trademarks = 1

Forward Citations = 193

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2 inventors (with patents filed for the assignee):

goldMedal A Richard Sinclair (2 out of 22 patents)

silverMedal John W Graham (2 out of 29 patents)


2 patents:

1. 4553596 - Well completion technique (1985-11-19),
2. 4527627 - Method of acidizing propped fractures (1985-07-09),
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USPTO Data Jan 1 1976 - Jan 20 2026

2 Patents

#1,513 in Houston, TX

#6,173 in Texas

#92,911 in US

Houston, TX (US)
Houston, TX, United States of America

Santrol Products, Inc.

Forward Citations = 193

2 inventors:

goldMedal A Richard Sinclair (2 out of 22 patents)

silverMedal John W Graham (2 out of 29 patents)

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