Inventor
Joyce Ruth Krei
Inventor
Glenview, IL, US
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds60%
A61KPreparations for medical, dental or toiletry purposes20%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
PatentTitleYear
4,007,207'Alkyl substituted-4-oxo-cyclopenta benzopyrans'19773,992,550'Pharmaceutical compositions containing alryl substituted cyclopenta benzopyrans'19763,946,111'Pharmaceutical compositions containing 1 or 2-mono and dialkyl substituted thienobenzopyrans and pharmacological uses thereof'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1977Patents assigned to SHARPS ASS (3)· patent assignee history
1976–1977Based in Glenview, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHARPS ASS | 3 | 1976–1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Glenview, Illinois, US | 3 | 1976–1977 |