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For the Inventor, By the Inventor

New Orleans, LA, United States of America

Freeport-mcmoran Energy LLC


USPTO Granted Patents = 2


Trademarks = 2

Forward Citations = 40

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3 inventors (with patents filed for the assignee):

goldMedal Roger Jacques Maduell (2 out of 4 patents)

silverMedal David Charles Landry (2 out of 3 patents)

bronzeMedal David Brian Singleton (1 out of 2 patents)


2 patents:

1. 7322387 - Reception, processing, handling and distribution of hydrocarbons and other fluids (2008-01-29),
2. 7097386 - Simultaneous development of underground caverns and deposition of materials (2006-08-29),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#65 in New Orleans, LA

#427 in Louisiana

#92,551 in US

...
New Orleans, LA, United States of America

Freeport-mcmoran Energy LLC

Forward Citations = 40

3 inventors:

goldMedal Roger Jacques Maduell (2 out of 4 patents)

silverMedal David Charles Landry (2 out of 3 patents)

bronzeMedal David Brian Singleton (1 out of 2 patents)

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