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Inventor

Duncan Lawrie

Inventor
Erie, PA, US

Overview

4→
Patents
1991–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

B29Cprimary
B29CShaping or joining of plastics25%
A63CSkates13%
B22DCasting of metals13%
F16DCouplings for transmitting rotation13%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace13%
H02KDynamo-electric machines13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
10,378,823Reinforced refractory containers20195,948,472'Method for making a pultruded product'19995,551,918'Flexible composite coupling'19965,072,145'Composite center module housing using specifically shaped segments to form fluid channels'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1996Based in Erie, PA, US· patent location history
1996–1999Patents assigned to LAWRIE TECHNOLOGY INC (2)· patent assignee history
1999Based in Millcreek, PA, US· patent location history
2019Patents assigned to ALLIED MINERAL PRODUCTS INC (1)· patent assignee history
2019Patents assigned to DISAIA ANTHONY S (1)· patent assignee history
2019Patents assigned to DOZA DOUGLAS K (1)· patent assignee history
2019Patents assigned to GOSKI DANA G (1)· patent assignee history
2019Based in Girard, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LAWRIE TECHNOLOGY INC21996–1999
ALLIED MINERAL PRODUCTS INC12019
DISAIA ANTHONY S12019
DOZA DOUGLAS K12019
GOSKI DANA G12019
Locations
LocationPatentsSpan
Erie, Pennsylvania, US21991–1996
Girard, Pennsylvania, US12019
Millcreek, Pennsylvania, US11999