LexDanaLexDanabeta
Inventor

Frederck T. Mattern

Inventor
Portland, OR, US

Overview

2→
Patents
2012
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B41Jprimary
B41JTypewriters100%
PatentTitleYear
8,186,785'User adaptable ink status conveyance system'20128,132,877'User adaptable ink status conveyance system'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012Patents assigned to ESPLIN ERNEST ISRAEL (2)· patent assignee history
2012Patents assigned to FAIRCHILD MICHAEL A (2)· patent assignee history
2012Patents assigned to GOLD CHRISTOPHER RYAN (2)· patent assignee history
2012Patents assigned to JONES BRENT RODNEY (2)· patent assignee history
2012Patents assigned to MATTERN FREDERCK T (2)· patent assignee history
2012Based in Portland, OR, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ESPLIN ERNEST ISRAEL22012
FAIRCHILD MICHAEL A22012
GOLD CHRISTOPHER RYAN22012
JONES BRENT RODNEY22012
MATTERN FREDERCK Tself22012
Locations
LocationPatentsSpan
Portland, OR, US22012