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Inventor

Mark C. Freeman

Inventor
Channelview, TX, US

Overview

3→
Patents
2003–2012
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C10Gprimary
C10GCracking hydrocarbon oils40%
B01DSeparation20%
F23JRemoval or treatment of combustion products or combustion residues20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
8,187,474'Water-filtering media and filters'20127,425,266'Water-filtering media and filters'20086,521,021'Thief process for the removal of mercury from flue gas'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to US ENERGY (1)· patent assignee history
2003Based in South Park, PA, US· patent location history
2008–2012Patents assigned to FREEMAN CLARENCE S (2)· patent assignee history
2008–2012Patents assigned to FREEMAN JON J (2)· patent assignee history
2008–2012Patents assigned to FREEMAN MARK C (2)· patent assignee history
2008–2012Based in Channelview, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FREEMAN CLARENCE S22008–2012
FREEMAN JON J22008–2012
FREEMAN MARK Cself22008–2012
US ENERGY12003
Locations
LocationPatentsSpan
Channelview, Texas, US22008–2012
South Park, Pennsylvania, US12003