Inventor
Ann Delk
Inventor
Kensington, CA, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes25%
A61QSpecific use of cosmetics or similar toiletry preparations25%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients25%
C08LCompositions of macromolecular compounds25%
PatentTitleYear
4,855,144'Synthetic melanin aggregates'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989Patents assigned to ADVANCED POLYMER SYSTEMS INC (1)· patent assignee history
1989Based in Kensington, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ADVANCED POLYMER SYSTEMS INC | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kensington, California, US | 1 | 1989 |