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Inventor

Dale Spence

Inventor
St. Louis, MO, US

Overview

3→
Patents
2004–2014
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

F16Cprimary
F16CShafts22%
Y10TTechnical subjects covered by former us classification22%
B21KMaking forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels11%
B23PMetal-working not otherwise provided for11%
B60GVehicle suspension arrangements11%
B62DMotor vehicles11%
B67DDispensing, delivering or transferring liquids, not otherwise provided for11%
PatentTitleYear
8,770,237'Vapor recovery pump regulation of pressure to maintain air to liquid ratio'20147,421,785'Method for clearance adjusting cover plate closure'20086,676,325'Automotive steering compliant pivot socket with tapered head'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2008Patents assigned to FEDERAL MOGUL WORLD WIDE INC (2)· patent assignee history
2004–2014Based in St. Louis, MO, US· patent location history
2014Patents assigned to BOLT DAVID (1)· patent assignee history
2014Patents assigned to DALZIEL LINDSAY BRUCE (1)· patent assignee history
2014Patents assigned to EWING DALE (1)· patent assignee history
2014Patents assigned to HASSELL DAVID JONATHAN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FEDERAL MOGUL WORLD WIDE INC22004–2008
BOLT DAVID12014
DALZIEL LINDSAY BRUCE12014
EWING DALE12014
HASSELL DAVID JONATHAN12014
Locations
LocationPatentsSpan
St. Louis, MO, US32004–2014