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Inventor

John Toups

Inventor
Sugar Land, TX, US

Overview

3→
Patents
1997–2006
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 elsewhere50%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients17%
C08LCompositions of macromolecular compounds17%
E21BEarth or rock drilling17%
PatentTitleYear
7,056,868'Hydrophobe associative polymers and compositions and methods employing them'20066,818,595'Drilling fluids containing an alkali metal formate'20045,607,901'Environmentally safe annular fluid'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to BP EXPLORATION & OIL INC (1)· patent assignee history
1997–2004Based in Sugar Land, TX, US· patent location history
2004Patents assigned to CABOT SPECIALTY FLUIDS INC (1)· patent assignee history
2006Patents assigned to FRITZ IND INC (1)· patent assignee history
2006Based in Sugarland, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BP EXPLORATION & OIL INC11997
CABOT SPECIALTY FLUIDS INC12004
FRITZ IND INC12006
Locations
LocationPatentsSpan
Sugar Land, Texas, US21997–2004
Sugarland, Texas, US12006