LexDanaLexDanabeta
Inventor

Patrick T. Stapleton

Inventor
Plymouth, MN, US

Overview

5→
Patents
1979–2011
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 5 as inventor

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

E04Dprimary
E04DRoof coverings50%
A47GHousehold or table equipment25%
LOC0925%
PatentTitleYear
D0636275'Container'20115,666,776'Laminated roofing shingle'19975,369,929'Laminated roofing shingle'1994D0347900'Laminated shingle'19944,162,868'Invalid feeding device'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2011Patents assigned to STAPLETON PATRICK (2)· patent assignee history
1979Patents assigned to BROWNE HUBBARD P (1)· patent assignee history
1979Patents assigned to WEATHERHOLT DALLAS D (1)· patent assignee history
1979Based in Houston, TX, US· patent location history
1994–1997Patents assigned to ELK CORP DALLAS (2)· patent assignee history
1994Patents assigned to MINNESOTA MINING & MFG (1)· patent assignee history
1994–1997Based in Plymouth, MN, US· patent location history
2011Based in Plainfield, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ELK CORP DALLAS21994–1997
STAPLETON PATRICKself21979–2011
BROWNE HUBBARD P11979
MINNESOTA MINING & MFG11994
WEATHERHOLT DALLAS D11979
Locations
LocationPatentsSpan
Plymouth, Minnesota, US31994–1997
Plainfield, Illinois, US12011
Houston, Texas, US11979