Inventor
Charles A. Kelly
Inventor
Kingsport, TN, US
Overview
Patents· 36 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Kprimary
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients35%
C07DHeterocyclic compounds29%
C09KMaterials for miscellaneous applications, not provided for elsewhere13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
C07CAcyclic or carbocyclic compounds4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
C08LCompositions of macromolecular compounds4%
G01DMeasuring not specially adapted for a specific variable1%
G01RMeasuring electric variables1%
G03CPhotosensitive materials for photographic purposes1%
PatentTitleYear
4,443,758'Meter to printer coupling circuit'19844,332,950'Thiazolidine-substituted phenyl sulfonic acids'19824,326,065'Oxadiazole ultraviolet stabilizers and their use in organic compositions'19824,308,194'Heterocyclic benzoate ultraviolet stabilizers and their use in organic compositions'19814,271,307'Bichromophoric benzotriazole-benzoxazole ultraviolet stabilizers and their use in organic compositions'19814,251,433'Heterocyclic ester, ultraviolet stabilizers and their use in organic compositions'19814,235,999'Bichromophoric benzotriazole-styrene ester ultraviolet stabilizers and their use in organic compositions'19804,236,013'Benzotriazole ultraviolet stabilizers and their use in organic compositions'19804,187,229'Bis-benzotriazole compounds'19804,162,254'Benzoxazole ultraviolet stabilizers'19794,159,985'Heterocyclic phenyl ester ultraviolet stabilizers'19794,159,270'Bichromophoric benzotriazole-styrene ultraviolet stabilizers'19794,158,658'Bichromophoric benzoxazole-styrene ultraviolet stabilizers and their use in organic compositions'19794,140,674'Heterocyclic phenyl ester ultraviolet stabilizers and their use in organic compositions'19794,137,235'Oxazole esters and their use as stabilizers in organic compositions'19794,132,704'Bis-heterocyclic benzoate ultraviolet stabilizers and their use in organic compositions'19794,129,723'Bichromophoric benzoxazole-styrene ester and amide ultraviolet stabilizers and their use in organic compositions'19784,116,928'Heterocylic ester, ultraviolet stabilizers and their use in organic compositions'19784,096,115'Ultraviolet light stabilized polymers'19784,089,874'1,3,4-Thiadiazol-2,5-diyl-bis-benzoic acid esters'19784,085,089'Benzotriazole ultraviolet stabilizing compounds and their use in organic compositions'19784,076,687'Bichromophoric benzotriazole-benzoxazole ultraviolet stabilizers and their use in organic compositions'19784,075,220'Benzotriazole benzoate ultraviolet stabilizers'19784,075,162'Bichromophoric benzoxazole-styrene ultraviolet stabilizers and their use in organic compositions'19784,070,339'Bichromophoric benzotriazole-styrene ester ultraviolet stabilizers and their use in organic compositions'19784,070,337'Bichromophoric benzotriazole-styrene ultraviolet stabilizers and their use in organic compositions'19784,069,227'Bis-heterocyclic benzoate ultraviolet stabilizers and their use in organic compositions'19784,062,800'Bichromophoric benzoxazole-styrene ester and amide ultraviolet stabilizers and their use in organic compositions'19774,020,041'Polymers stabilized with bis-heterocyclic benzoates'19774,020,080'Oxadiazolylphenyl aromatic ester compounds and their use as ultraviolet stabilizer in organic compositions'19773,988,295'Organic compositions stabilized with benzoxazole or oxadiazole compounds'19763,988,228'Photopolymerizable polymeric compositions containing halogen containing aromatic ketones'19763,963,738'Bis-oxadiazolyl phenyl aromatic diester compounds and their use as ultraviolet stabilizers in organic compositions'19763,962,056'Photosensitive compositions containing benzimidazole sensitizers'19763,962,055'Photosensitive compositions containing benzothiazole sensitizers'19763,957,813'Benzoxazolyl phenyl aromatic ester compounds and their use as ultraviolet stabilizers in organic compositions'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1982Patents assigned to EASTMAN KODAK CO (34)· patent assignee history
1976–1982Based in Kingsport, TN, US· patent location history
1982Patents assigned to POLAROID CORP (1)· patent assignee history
1982Based in Dorchester, MA, US· patent location history
1984Patents assigned to NORTHERN TELECOM INC (1)· patent assignee history
1984Based in Barrington, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EASTMAN KODAK CO | 34 | 1976–1982 |
| NORTHERN TELECOM INC | 1 | 1984 |
| POLAROID CORP | 1 | 1982 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kingsport, TN, US | 34 | 1976–1982 |
| Barrington, New Jersey, US | 1 | 1984 |
| Dorchester, Massachusetts, US | 1 | 1982 |