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Inventor

Nathan P. Rife

Inventor
Sugar Land, TX, US

Overview

3→
Patents
2018–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere75%
E21BEarth or rock drilling25%
PatentTitleYear
10,435,611Methods for producing emulsifiers for oil-based drilling fluids201910,005,947Modified hydrocarbon resins as fluid loss additives20189,868,891'Methods for producing emulsifiers for oil-based drilling fluids'2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to INGEVITY SOUTH CAROLINA LLC (2)· patent assignee history
2018Patents assigned to GEORGIA PACIFIC CHEMICALS LLC (1)· patent assignee history
2018–2019Based in Sugar Land, TX, US· patent location history
2018Based in Missouri City, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INGEVITY SOUTH CAROLINA LLC22018–2019
GEORGIA PACIFIC CHEMICALS LLC12018
Locations
LocationPatentsSpan
Sugar Land, Texas, US22018–2019
Missouri City, Texas, US12018