Inventor
Barry F. Van Duzee
Inventor
Cincinnati, OH, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes71%
A61QSpecific use of cosmetics or similar toiletry preparations14%
C11DDetergent compositions14%
PatentTitleYear
5,576,278'Stable liquid enzyme compositions and methods of use'19964,504,463'Process for making a lyophilized product for use in skeletal imaging'19854,504,462'Process for making a lyophilized product for use in skeletal imaging'19854,440,738'Stable radiographic imaging agents'19844,246,285'Skin conditioning compositions containing guanidine inorganic salts'19814,137,309'Therapeutic treatment'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1981Patents assigned to PROCTER & GAMBLE (2)· patent assignee history
1979–1985Based in Cincinnati, OH, US· patent location history
1984–1985Patents assigned to MALLINCKRODT INC (3)· patent assignee history
1984–1985Based in West Chester, OH, US· patent location history
1996Patents assigned to ALCON LAB INC (1)· patent assignee history
1996Based in Weatherford, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MALLINCKRODT INC | 3 | 1984–1985 |
| PROCTER & GAMBLE | 2 | 1979–1981 |
| ALCON LAB INC | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cincinnati, OH, US | 3 | 1979–1985 |
| West Chester, OH, US | 2 | 1984–1985 |
| Weatherford, Texas, US | 1 | 1996 |