Inventor
Wan-Li Liu
Inventor
Yardley, PA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds30%
C08LCompositions of macromolecular compounds16%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
Y10TTechnical subjects covered by former us classification8%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C09JAdhesives5%
C10MLubricating compositions5%
C07CAcyclic or carbocyclic compounds3%
C08CTreatment or chemical modification of rubbers3%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%
PatentTitleYear
6,825,290'Process for the preparation of latices using block copolymers as surfactants'20046,794,486'Process for removing a dithiocarbonyl group at the end of a polymer chain'20045,948,861'Star-branched block elastomeric copolymers'19995,780,540'Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers'19985,663,239'Star-branched block elastomeric copolymers'19975,508,353'Comb graft polymers and their use in functional fluids'19965,489,649'Star-branched polymers and functional fluids prepared therefrom'19965,484,866'Concentrates of a highly branched polymer and functional fluids prepared therefrom'19965,474,623'Magnetically anisotropic spherical powder and method of making same'19955,457,156'Impact-strength modifiers for thermoplastic polymers'19955,332,782'Impact strength modifiers for thermoplastic polymers'19944,618,644'Novel silicone-containing interpenetrating polymer networks'19864,599,381'Silicone-modified PVC'19864,585,670'UV curable silicone block copolymers'19864,563,514'Curable polysilarylene-polysiloxane copolymers'19864,529,629'Addition curable compositions prepared from silicone block copolymers'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1986Patents assigned to GEN ELECTRIC (4)· patent assignee history
1985–1986Based in Ballston Lake, NY, US· patent location history
1986Patents assigned to GEN ELECTRIC SILICONE PROD (1)· patent assignee history
1994–1995Patents assigned to ROHM & HAAS (2)· patent assignee history
1994–1995Based in Levittown, PA, US· patent location history
1995Based in East Windsor, NJ, US· patent location history
1996–1999Patents assigned to MOBIL OIL CORP (6)· patent assignee history
1996–1999Based in Yardley, PA, US· patent location history
1998–2004Based in Belle Mead, NJ, US· patent location history
2004Patents assigned to CHIMIE RHODIA (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOBIL OIL CORP | 6 | 1996–1999 |
| GEN ELECTRIC | 4 | 1985–1986 |
| ROHM & HAAS | 2 | 1994–1995 |
| CHIMIE RHODIA | 1 | 2004 |
| GEN ELECTRIC SILICONE PROD | 1 | 1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yardley, Pennsylvania, US | 5 | 1996–1999 |
| Ballston Lake, New York, US | 5 | 1985–1986 |
| Belle Mead, New Jersey, US | 3 | 1998–2004 |
| Levittown, Pennsylvania, US | 2 | 1994–1995 |
| East Windsor, New Jersey, US | 1 | 1995 |