Inventor

Steven B. Swartzmiller

Inventor
Batavia, IL, US

Overview

18→
Patents
1993–2021
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 18 as inventor

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

E06Bprimary
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates30%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form12%
C08LCompositions of macromolecular compounds12%
F25DRefrigerators12%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for6%
A42BHats3%
B29CShaping or joining of plastics3%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds3%
C08JWorking-up3%
E04FFinishing work on buildings, e.g. stairs, floors3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1999Patents assigned to DOW CHEMICAL CO (5)· patent assignee history
1993–1994Based in Midland, MI, US· patent location history
1996–1999Based in Newark, OH, US· patent location history
2009Patents assigned to DOW GLOBAL TECHNOLOGIES INC (1)· patent assignee history
2009–2011Based in Clarkston, MI, US· patent location history
2011Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (1)· patent assignee history
2014–2021Patents assigned to MASONITE CORP (11)· patent assignee history
2014–2021Based in Batavia, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MASONITE CORP112014–2021
DOW CHEMICAL CO51993–1999
DOW GLOBAL TECHNOLOGIES INC12009
DOW GLOBAL TECHNOLOGIES LLC12011
Locations
LocationPatentsSpan
Batavia, Illinois, US112014–2021
Newark, OH, US31996–1999
Clarkston, MI, US22009–2011
Midland, MI, US21993–1994