For the Inventor, By the Inventor

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Austin, TX, United States of America

Crystatech, Inc.

USPTO Granted Patents = 3

% Expired Patents = 33.3

Trademarks = 1

Forward Citations = 96

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3 inventors (with patents filed for the assignee):

David W DeBerry (3 out of 14 patents)

Dennis Dalrymple (2 out of 2 patents)

Kevin S Fisher (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 6818194 - Process for removing hydrogen sulfide from gas streams which include or are supplemented with sulfur dioxide, by scrubbing with a nonaqueous sorbent (2004-11-16),

2. 6544492 - Regeneration method for process which removes hydrogen sulfide from gas streams (2003-04-08),

3. 6416729 - Process for removing hydrogen sulfide from gas streams which include or are supplemented with sulfur dioxide (2002-07-09),

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USPTO Data Jan 1 1976 - Sep 15 2026

3 Patents

#687 in Austin, TX

#4,783 in Texas

#73,706 in US

Austin, TX, United States of America

Crystatech, Inc.

Forward Citations = 96

3 inventors:

David W DeBerry (3 out of 14 patents)

Dennis Dalrymple (2 out of 2 patents)

Kevin S Fisher (1 out of 2 patents)

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