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Inventor

Johnny Dale Fain

Inventor
Montgomery, TX, US

Overview

2→
Patents
2003–2016
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E03Bprimary
E03BInstallations or methods for obtaining, collecting, or distributing water25%
E21BEarth or rock drilling25%
F16KValves25%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
9,453,581'Modular backflow prevention system'20166,526,819'Method for analyzing a completion system'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to WEATHERFORD LAMB (1)· patent assignee history
2003Based in The Woodlands, TX, US· patent location history
2016Patents assigned to LEGEND IDEAS LLC (1)· patent assignee history
2016Based in Montgomery, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LEGEND IDEAS LLC12016
WEATHERFORD LAMB12003
Locations
LocationPatentsSpan
Montgomery, Texas, US12016
The Woodlands, Texas, US12003