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Inventor

Sibu Varghese

Inventor
Houston, TX, US

Overview

8→
Patents
2014–2019
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 8 as inventor

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

E21Bprimary
E21BEarth or rock drilling62%
Y10TTechnical subjects covered by former us classification15%
F16FSprings8%
F16JPistons8%
F16LPipes8%
PatentTitleYear
10,214,987Downhole tool with integrated scale removal feature201910,087,688Energy absorption system for subterranean tool high impact loads20189,816,329'Quick connection arrangements with locking mechanisms'20179,163,729'Backup bullet seal with actuation delay feature'20158,939,213'Systems, spacer devices and methods for aligning multi-well modular templates and associated wells'20158,905,156'Drop away funnel for modular drilling templates'20148,833,461'Expandable solid load ring for casing hanger'20148,689,888'Method and apparatus for positioning a wellhead member including an overpull indicator'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2019Patents assigned to VARGHESE SIBU (5)· patent assignee history
2014–2015Patents assigned to VETCO GRAY INC (4)· patent assignee history
2014–2015Patents assigned to LOFTIN CHRISTOPHER (2)· patent assignee history
2014–2018Based in Houston, TX, US· patent location history
2015–2018Patents assigned to BAKER HUGHES INC (3)· patent assignee history
2018–2019Patents assigned to BAKER HUGHES A GE CO LLC (2)· patent assignee history
2019Based in Pensacola, FL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
VARGHESE SIBUself52014–2019
VETCO GRAY INC42014–2015
BAKER HUGHES INC32015–2018
BAKER HUGHES A GE CO LLC22018–2019
LOFTIN CHRISTOPHER22014–2015
Locations
LocationPatentsSpan
Houston, Texas, US72014–2018
Pensacola, Florida, US12019