Inventor

Mark Roberts

Inventor
Plymouth, IN, US

Overview

3→
Patents
1976–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Bprimary
A61BDiagnosis20%
A61FFilters implantable into blood vessels20%
B44DPainting or artistic drawing, not otherwise provided for20%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers20%
F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state20%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to ROBERTS MARSHALL E (1)· patent assignee history
1976Based in Opelika, AL, US· patent location history
2021Patents assigned to AIR PROD & CHEM (1)· patent assignee history
2021Patents assigned to BIOMET MFG LLC (1)· patent assignee history
2021Based in Plymouth, IN, US· patent location history
2021Based in Kempton, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AIR PROD & CHEM12021
BIOMET MFG LLC12021
ROBERTS MARSHALL Eself11976
Locations
LocationPatentsSpan
Plymouth, IN, US12021
Kempton, Pennsylvania, US12021
Opelika, AL, US11976