Inventor
David N. Vincent
Inventor
Glenview, IL, US
Overview
20→
Patents
1976–1981
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%
B41MPrinting, duplicating, marking, or copying processes12%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry11%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds8%
C08JWorking-up8%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
D21HPulp compositions4%
C07DHeterocyclic compounds3%
PatentTitleYear
4,308,165'Formation of microcapsules by interfacial cross-linking of emulsifier, and resulting microcapsules'19814,239,646'Microspheric opacifying agents and method for their production'19804,216,112'Pressure-sensitive microcapsules containing alkylnaphthalene solvent and process for their production'19804,187,193'Micro-capsules containing ureido fluoran chromogenic compounds'19804,182,788'Microcapsular release system'19804,138,356'Encapsulated flame retardant system'19794,115,474'Grafted, polymeric microcapsular system'19784,110,343'Bisfluoran chromogenic compounds, preparation thereof, and pressure-sensitive copy systems employing same'19784,104,437'Pressure-sensitive copy system including ureido fluoran chromogenic compounds'19784,087,581'Opacifying super-particles'19784,075,389'Opaque microcapsular release sheet'19784,071,469'Solvent composition for use in carbonless copy systems'19784,070,019'Laminated game rackets and method of constructing same'1978D0246474'Racketball racket frame'19774,058,434'Opacified paper sheet and method for production thereof'1977D0245034'Tennis racket'19774,012,419'Bisfluoran chromogenic compounds, preparation thereof, and pressure-sensitive copy systems employing same'19774,003,136'Method for the drying and recovery of polyethylene waste material'19773,968,060'Encapsulated flame retardant system'19763,954,803'Dilactone chromogenic compounds and preparation thereof'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1981Patents assigned to CHAMPION INT CORP (16)· patent assignee history
1976–1981Based in Glenview, IL, US· patent location history
1977–1978Patents assigned to GROVES KELCO SALES INC (2)· patent assignee history
1977Patents assigned to GROVES KELCO INC (1)· patent assignee history
1977Patents assigned to SEGAL CHARLES L (1)· patent assignee history
1977Patents assigned to VINCENT DAVID N (1)· patent assignee history
1977–1980Based in San Diego, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHAMPION INT CORP | 16 | 1976–1981 |
| GROVES KELCO SALES INC | 2 | 1977–1978 |
| GROVES KELCO INC | 1 | 1977 |
| SEGAL CHARLES L | 1 | 1977 |
| VINCENT DAVID Nself | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Glenview, Illinois, US | 14 | 1976–1981 |
| San Diego, California, US | 6 | 1977–1980 |