Inventor · Kingsport, TN, US

Clarence A. Coates, Jr.

57Patents
21h-index
15Co-inventors
85Inventor score

Filing activity: Feb 21, 1974 → May 11, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4749773A Condensation polymers containing methine ultraviolet radiation-absorbing residues and shaped articles produced therefrom Chemistry; Metallurgy 105 Expired
US5292855A Water-dissipatable polyesters and amides containing near infrared fluorescent compounds copolymerized therein Emerging Cross-Sectional Technologies 97 Expired
US4892922A Polyester polymer containing the residue of a benzopyran colorant compound and shaped articles produced therefrom Chemistry; Metallurgy 88 Expired
US4845188A Condensation polymers containing methine ultraviolet radiation-absorbing residues and shaped articles produced therefrom Chemistry; Metallurgy 87 Expired
US4826903A Condensation polymer containing the residue of an acyloxystyrl compound and shaped articles produced therefrom Chemistry; Metallurgy 85 Expired
US4882412A Polyester polymer containing the residue of the UV absorbing benzopyran compound and shaped articles produced therefrom Chemistry; Metallurgy 84 Expired
US4892923A Polyester compositions containing the residue of a naphthopyran compound and shaped articles produced therefrom Chemistry; Metallurgy 82 Expired
US5423432A Water-dissipatable polyesters and amides containing near infrared fluorescent compounds copolymerized therein Emerging Cross-Sectional Technologies 74 Expired
US5336714A Water-dissipatable polyesters and amides containing near infrared fluorescent compounds copolymerized therein Emerging Cross-Sectional Technologies 66 Expired
US4999418A Polyesters colored with the residue of heat stable anthraquinone compounds Chemistry; Metallurgy 50 Expired
US5703229A Method for tagging thermoplastic materials with near infrared fluorophores Emerging Cross-Sectional Technologies 44 Expired
US5461136A Method for tagging thermoplastic materials with near infrared fluorophores Emerging Cross-Sectional Technologies 44 Expired
US4749774A Condensation polymer containing the residue of a poly-methine compound and shaped articles produced therefrom Chemistry; Metallurgy 35 Expired
US5106942A Copolymerized methine colorant-polyester color concentrates Chemistry; Metallurgy 35 Expired
US5397819A Thermoplastic materials containing near infrared fluorophores Emerging Cross-Sectional Technologies 35 Expired
US5102980A Colored polyester compositions Chemistry; Metallurgy 34 Expired
US5030708A Colored polyester compositions Chemistry; Metallurgy 29 Expired
US5032670A Copolymerized anthraquinone-polyester color concentrates Chemistry; Metallurgy 29 Expired
US5553714A Method for detecting and separating thermoplastic containers with near infrared fluorosphores Emerging Cross-Sectional Technologies 29 Expired
US5281659A Colored polyester compositions Chemistry; Metallurgy 24 Expired
US4950732A Condensation copolymers containing bis-methine moieties and products therefrom Chemistry; Metallurgy 21 Expired
US4282144A Azo dyes derived from 5-membered heterocyclic amines and aromatic amine couplers containing sulfo groups, or salts thereof Chemistry; Metallurgy 20 Expired
US5274072A Polyester composition having copolymerized therein a light absorbing compound Chemistry; Metallurgy 19 Expired
US5254625A Light-absorbing polymers Chemistry; Metallurgy 14 Expired
US4400318A Substituted 5-acyl-3-carbamoyl-2-thienyl azo dyes with aniline, tetrahydroquinoline, and benzomorpholine couplers, process of manufacture, and polyamide testile materials dyed therewith Chemistry; Metallurgy 13 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.