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Inventor

Frederick L. Stone

Inventor
Boulder, CO, US

Overview

3→
Patents
1981–1989
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.

A61Mprimary
A61MDevices for introducing media into, or onto, the body29%
Y10TTechnical subjects covered by former us classification29%
A61JContainers specially adapted for medical or pharmaceutical purposes14%
B29CShaping or joining of plastics14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
PatentTitleYear
4,834,152'Storage receptacle sealing and transfer apparatus'19894,666,429'Infusion device having improved valving apparatus'19874,256,140'Two-piece hot runner manifold'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to CONTINENTAL GROUP (1)· patent assignee history
1981Based in Woodbury, CT, US· patent location history
1987–1989Patents assigned to INTELLIGENT MEDICINE INC (2)· patent assignee history
1987–1989Based in Boulder, CO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INTELLIGENT MEDICINE INC21987–1989
CONTINENTAL GROUP11981
Locations
LocationPatentsSpan
Boulder, CO, US21987–1989
Woodbury, CT, US11981