Patent assignee · US · COMPANY

Firestone Polymers, LLC

39Patents
26Active
39Granted
46Portfolio score

Filing activity: Mar 23, 2000 → Jun 14, 2018 · 13 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6492439B2 Asphalt compositions Chemistry; Metallurgy 26 Expired
US6486236B2 Asphalt composition comprising bismaleimides Chemistry; Metallurgy 11 Expired
US6417270B1 Means of producing high diblock content thermoplastic elastomers with functional termination Chemistry; Metallurgy 7 Expired
US7642302B2 Modified asphalt binders and asphalt paving compositions Chemistry; Metallurgy 7 Active
US6525140B1 Method of preparation of coupled branched and linear polymer compositions Chemistry; Metallurgy 6 Expired
US6727330B1 Termination and reduced gel in high cis polybutadiene Chemistry; Metallurgy 5 Expired
US7915375B2 Metathesis interpolymers having terminal functional group(s) Chemistry; Metallurgy 4 Active
US7781503B2 Modified asphalt binders and asphalt paving compositions Chemistry; Metallurgy 4 Active
US6362282B1 Polymers with high vinyl end segments Chemistry; Metallurgy 4 Expired
US7091264B2 Rubber composition for preparing golf ball components Performing Operations; Transporting 4 Expired
US6596825B1 Low gel high cis polydiene Chemistry; Metallurgy 3 Expired
US7816429B2 Modified asphalt binders and asphalt paving compositions Chemistry; Metallurgy 3 Active
US8580874B2 Polymer-modified asphalt compositions Emerging Cross-Sectional Technologies 2 Active
US8895645B2 Polymer-modified asphalt compositions Emerging Cross-Sectional Technologies 2 Active
US10400056B2 Block copolymers including high vinyl segments Chemistry; Metallurgy 2 Active
US6967228B2 Stable free radical polymers Chemistry; Metallurgy 2 Expired
US8378034B2 Adducts of metathesis polymers and preparation thereof Emerging Cross-Sectional Technologies 1 Active
US8210967B2 Elastomers, process for preparation, and uses thereof Emerging Cross-Sectional Technologies 1 Active
US8344049B2 Modified asphalt binders and asphalt paving compositions Chemistry; Metallurgy 1 Active
US8124677B2 Modified asphalt binders and asphalt paving compositions Chemistry; Metallurgy 1 Active
US7105613B2 CO2 terminated rubber for plastics Chemistry; Metallurgy 1 Expired
US8008377B2 Modified asphalt binders and asphalt paving compositions Chemistry; Metallurgy 1 Active
US6881795B2 CO2 terminated rubber for plastics Chemistry; Metallurgy 0 Expired
US8541527B2 Elastomers, process for preparation, and uses thereof Emerging Cross-Sectional Technologies 0 Active
US9187645B2 Polymer-modified asphalt compositions Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.