Inventor
Steven P. Hopper
Inventor
Glen Ellyn, IL, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium23%
A61KPreparations for medical, dental or toiletry purposes15%
A61QSpecific use of cosmetics or similar toiletry preparations15%
C07CAcyclic or carbocyclic compounds15%
C04BLime, magnesia8%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C08LCompositions of macromolecular compounds4%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials4%
PatentTitleYear
6,350,894'STABLE SUNSCREEN COMPOSITION CONTAINING DIBENZOYLMETHANE DERIVATIVE, E.G., PARSOL 1789, AND C12, C16, C18 BRANCHED CHAIN HYDROXYBENZOATE AND/OR C12, C16 BRANCHED CHAIN BENZOATE STABILIZERS/SOLUBILIZERS'20025,849,273'Skin care and sunscreen composition containing dibenzoylmethane derivative, e.g., parsol.RTM. 1789, and C.sub.12, C.sub.16, C.sub.18 branched chain hydroxybenzoate and/or C.sub.12, C.sub.16 branched chain benzoate stabilizers/solubilizers'19985,788,954'Hydrating skin care and sunscreen composition containing dibenzoylmethane derivative, E.G., parsol 1789, and C12, C16, C18 branched chain hydroxybenzoate and/or C12, C16, branched chain benzoate stabilizers/solubilizers'19985,783,173'Stable sunscreen composition containing dibenzoylmethane derivative, E. G., PARSOL 1789, and C12, C16, C18, branched chain hydroxybenzoate and/or C12, C16, branched chain benzoate stabilizers/solubilizers'19985,777,014'PVC sheet material having improved water-based coating receptivity'19984,789,564'Hydridoaminosilane treatment for rendering surfaces water-repellent'19884,675,424'Method for making polysilazanes'19874,556,725'Process for preparing triacetoxysilanes from tris(amino)silanes'19854,496,754'Silyl carbamates and synthesis thereof'19854,400,526'Hydrogen bearing silyl carbamates'19834,395,564'Process for the preparation of alkoxyhydridosilanes'19834,384,131'Process for the preparation of oximatohydridosilanes and aminoxyhydridosilanes'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1988Patents assigned to UNION CARBIDE CORP (7)· patent assignee history
1983–1985Based in Mahopac, NY, US· patent location history
1987Based in Carmel, NY, US· patent location history
1988–2002Based in Glen Ellyn, IL, US· patent location history
1998–2002Patents assigned to CP HALL CO (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNION CARBIDE CORP | 7 | 1983–1988 |
| CP HALL CO | 5 | 1998–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Glen Ellyn, Illinois, US | 6 | 1988–2002 |
| Mahopac, New York, US | 5 | 1983–1985 |
| Carmel, New York, US | 1 | 1987 |