Inventor
John C. Hornby
Inventor
Washington Township, NJ, US
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C11Dprimary
C11DDetergent compositions24%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds22%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
B41MPrinting, duplicating, marking, or copying processes4%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments4%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
G03CPhotosensitive materials for photographic purposes4%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices4%
G11BInformation storage based on relative movement between record carrier and transducer4%
PatentTitleYear
9,045,661'Method of preparing cross-linked colorant dispersions'20157,449,055'Inkjet ink set'20086,271,386'Product and process for making quaternized, water soluble vinylpyridine carboxylate polymers'20016,201,046'Process for making quaternized vinylpyridine carboxylate polymers using suspension polymerization'20016,156,829'Product and process for making quaternized, water soluble vinylpyridine carboxylate polymers'20006,103,831'Water soluble dye complexing polymers'20006,093,776'Water soluble dye complexing polymers'20006,011,096'Process for producing a suspension of a vinylpyridine polymer in high polymer purity'20005,929,175'Water soluble dye complexing polymers'19995,869,442'Fabric softening compositions with dye transfer inhibitors for improved fabric appearance'19995,863,662'Terpolymer for ink jet recording'19995,863,880'Laundry detergent compositions containing water soluble dye complexing polymers'19995,776,879'Water soluble dye complexing polymers'19985,435,934'Conversion of water-insoluble soap scum into a stabilized water-soluble dispersion'19955,286,779'Emulsion polymerization composition'19945,232,820'Process of directly imaging a thermosensitive polyacetylene salt dyes'19935,225,474'Emulsion polymerization composition'19935,215,870'Process of forming a permanent yellow imaged light modulating film'19935,139,927'Permanent yellow imaged light modulating film'19925,137,964'Visually imageable polyacetylene salt dyes'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2001Patents assigned to ISP INVESTMENTS INC (18)· patent assignee history
1992–1993Based in Rutherford, NJ, US· patent location history
1993–2001Based in Washington Township, NJ, US· patent location history
2008–2015Patents assigned to DU PONT (2)· patent assignee history
2008–2015Based in Newark, DE, US· patent location history
2015Patents assigned to HORNBY JOHN C (1)· patent assignee history
2015Patents assigned to JACKSON CHRISTIAN (1)· patent assignee history
2015Patents assigned to LI XIAOQING (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ISP INVESTMENTS INC | 18 | 1992–2001 |
| DU PONT | 2 | 2008–2015 |
| HORNBY JOHN Cself | 1 | 2015 |
| JACKSON CHRISTIAN | 1 | 2015 |
| LI XIAOQING | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Washington Township, New Jersey, US | 15 | 1993–2001 |
| Rutherford, New Jersey, US | 3 | 1992–1993 |
| Newark, Delaware, US | 2 | 2008–2015 |