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Inventor

Fred E. Dupriest

Inventor
Kingwood, TX, US

Overview

4→
Patents
2010–2014
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary
E21BEarth or rock drilling67%
C09KMaterials for miscellaneous applications, not provided for elsewhere33%
PatentTitleYear
8,672,057'Method for controlling loss of drilling fluid'20148,393,411'Method for controlling loss of drilling fluid'20137,896,105'Method of drilling and production hydrocarbons from subsurface formations'20117,857,047'Method of drilling and producing hydrocarbons from subsurface formations'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2014Patents assigned to EXXONMOBIL UPSTREAM RES CO (4)· patent assignee history
2010–2014Based in Kingwood, TX, US· patent location history
2013–2014Patents assigned to APHALE CHINAR R (2)· patent assignee history
2013–2014Patents assigned to DUPRIEST FRED E (2)· patent assignee history
2013–2014Patents assigned to SMITH MARTIN V (2)· patent assignee history
2013–2014Patents assigned to ZEILINGER SABINE C (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EXXONMOBIL UPSTREAM RES CO42010–2014
APHALE CHINAR R22013–2014
DUPRIEST FRED Eself22013–2014
SMITH MARTIN V22013–2014
ZEILINGER SABINE C22013–2014
Locations
LocationPatentsSpan
Kingwood, Texas, US42010–2014