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Inventor

Catherine B. Briggs

Inventor
Harrow, GB

Overview

2→
Patents
1990–1995
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Cprimary
C07CAcyclic or carbocyclic compounds40%
G03CPhotosensitive materials for photographic purposes40%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
5,457,023'Non-ionic surface active compounds'19954,892,806'Non-ionic surface active compounds and photographic materials containing them'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1995Patents assigned to EASTMAN KODAK CO (2)· patent assignee history
1990Based in Middlesex, GB· patent location history
1995Based in Harrow, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EASTMAN KODAK CO21990–1995
Locations
LocationPatentsSpan
Harrow, GB11995
Middlesex, GB11990