Inventor
Adolf Leshchiner
Inventor
Fairview, NJ, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes22%
C08LCompositions of macromolecular compounds20%
A61QSpecific use of cosmetics or similar toiletry preparations18%
C08BPolysaccharides13%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations9%
A61LMethods or apparatus for sterilising materials or objects in general4%
Y10TTechnical subjects covered by former us classification4%
A61FFilters implantable into blood vessels2%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds2%
PatentTitleYear
5,266,563'Hyakyribate-poly (ethylene oxide) mixtures'19935,153,174'Polymer mixtures useful in skin care'19925,128,326'Drug delivery systems based on hyaluronans derivatives thereof and their salts and methods of producing same'19925,099,013'Hylan preparation and method of recovery thereof from animal tissues'19924,913,743'Processes for managing keratinous material using glycosaminoglycan and cationic polymer combinations'19904,795,741'Compositions for therapeutic percutaneous embolization and the use thereof'19894,767,463'Glycosaminoglycan and cationic polymer combinations'19884,713,448'Chemically modified hyaluronic acid preparation and method of recovery thereof from animal tissues'19874,636,524'Cross-linked gels of hyaluronic acid and products containing such gels'19874,629,623'Hyaluronate-poly (ethylene oxide) compositions and cosmetic formulations thereof'19864,605,691'Cross-linked gels of hyaluronic acid and products containing such gels'19864,582,865'Cross-linked gels of hyaluronic acid and products containing such gels'19864,500,676'Hyaluronate modified polymeric articles'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1993Patents assigned to BIOMATRIX INC (12)· patent assignee history
1985–1986Based in Brooklyn, NY, US· patent location history
1986–1993Based in Fairview, NJ, US· patent location history
1988Patents assigned to UNION CARBIDE CORP (1)· patent assignee history
1990–1992Patents assigned to UNION CARBIDE CHEM PLASTIC (2)· patent assignee history
1992Based in Cresskill, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BIOMATRIX INC | 12 | 1985–1993 |
| UNION CARBIDE CHEM PLASTIC | 2 | 1990–1992 |
| UNION CARBIDE CORP | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fairview, New Jersey, US | 10 | 1986–1993 |
| Brooklyn, New York, US | 2 | 1985–1986 |
| Cresskill, New Jersey, US | 1 | 1992 |