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Inventor

Charles M. Princell

Inventor
Graham, NC, US

Overview

5→
Patents
2002–2013
Patent span
Performing operations
Primary field (CPC B)

Patents· 5 as inventor

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

F16Lprimary
F16LPipes29%
Y10TTechnical subjects covered by former us classification29%
B29CShaping or joining of plastics14%
B05DProcesses for applying fluent materials to surfaces, in general7%
B26DCutting7%
B29LIndexing scheme associated with subclass b29c, relating to particular articles7%
C09JAdhesives7%
PatentTitleYear
8,371,338'Foam insulation structure and method for insulating annular ducts'20138,186,388'Composite insulation structure for the insulation of the interior surface of annular ducts'20127,854,240'Polymeric foam tube insulations and method for continuously producing such a tube'20106,902,784'Composite pressure sensitive insulation joining construction'20056,428,651'Method and apparatus for applying adhesives to the edges of a slit tube'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to PLASTIC TECHNOLOGY INC (1)· patent assignee history
2002–2005Based in Hickory, NC, US· patent location history
2005–2013Patents assigned to ARMACELL ENTERPRISE GMBH (4)· patent assignee history
2010–2013Based in Graham, NC, US· patent location history
2012–2013Patents assigned to PRINCELL CHARLES M (2)· patent assignee history
2012Patents assigned to ALTHOUSE BRUCE (1)· patent assignee history
2013Patents assigned to RESETAR MIKE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ARMACELL ENTERPRISE GMBH42005–2013
PRINCELL CHARLES Mself22012–2013
ALTHOUSE BRUCE12012
PLASTIC TECHNOLOGY INC12002
RESETAR MIKE12013
Locations
LocationPatentsSpan
Graham, NC, US32010–2013
Hickory, NC, US22002–2005