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Inventor

Marc E. Christensen

Inventor
Salt Lake City, UT, US

Overview

24→
Patents
1995–2015
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 24 as inventor

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

E01Fprimary
E01FAdditional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like39%
LOC2516%
G09FDisplaying13%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges8%
Y10TTechnical subjects covered by former us classification8%
LOC105%
B29CShaping or joining of plastics3%
E04HBuildings or like structures for particular purposes3%
F41HArmour3%
F42DBlasting3%
PatentTitleYear
9,016,668'Stackable barrier with connector'20158,939,675'Barrier systems with interlocking flag'20158,808,600'Methods for manufacturing barrier systems having a retained coupling pin'2014D0702581'Stand barricade'20148,453,995'Control barrier'20138,167,512'Low profile barriers having attached molded pins'20127,922,420'Barriers with kiss-offs'20117,789,585'Control barrier with rotatable legs'2010D0614984'Barricade'20107,588,387'Barriers with interlocking sides'2009D0599488'Control barrier with rotatable legs'20097,540,682'Control barrier with rotatable legs'2009D0569992'Traffic barrier'2008D0555804'Low profile barrier'2007D0552250'Interlocking barrier'20077,275,888'Interlocking barriers'2007D0546969'Low profile barrier'2007D0533281'Barrier with interlocking sides'20066,676,113'Control barrier with rotatable legs'20046,086,285'Interlocking control barrier systems'20005,993,103'Control barrier with support legs'19995,836,714'Control barrier systems'19985,611,641'Crowd control barrier system'19975,452,963'Crowd control barrier'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Based in Caldwell, ID, US· patent location history
1997–2015Based in Salt Lake City, UT, US· patent location history
1999–2015Patents assigned to WALL PRODUCTS LLC OFF (21)· patent assignee history
2011Based in Sal Lake City, UT, US· patent location history
2012–2015Patents assigned to CHRISTENSEN MARC E (4)· patent assignee history
2013–2015Patents assigned to LIPNIARSKI DAVID J (2)· patent assignee history
2014Patents assigned to SCHAFFNER JAMES (1)· patent assignee history
2015Patents assigned to MECHAM JOSEPH C (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WALL PRODUCTS LLC OFF211999–2015
CHRISTENSEN MARC Eself42012–2015
LIPNIARSKI DAVID J22013–2015
MECHAM JOSEPH C12015
SCHAFFNER JAMES12014
Locations
LocationPatentsSpan
Salt Lake City, UT, US221997–2015
Sal Lake City, UT, US12011
Caldwell, ID, US11995