Patent assignee · US · COMPANY

FRX Polymers, Inc.

30Patents
30Active
30Granted
54Portfolio score

Filing activity: Feb 24, 2004 → Jan 14, 2019 · 9 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7816486B2 Branched polyphosphonates Chemistry; Metallurgy 23 Active
US7645850B2 Poly(block-phosphonato-ester) and poly(block-phosphonato-carbonate) and methods of making same Chemistry; Metallurgy 21 Active
US7838604B2 Method for the production of block copolycarbonate/phosphonates and compositions therefrom Chemistry; Metallurgy 10 Active
US7666932B2 Compositions comprising polyphosphonates and additives that exhibit an advantageous combination of properties, and methods related thereto Chemistry; Metallurgy 5 Active
US7928259B2 Diaryl alkylphosphonates and methods for preparing same Chemistry; Metallurgy 5 Active
US7888534B2 Diaryl alkylphosphonates and methods for preparing same Chemistry; Metallurgy 5 Active
US8975367B2 Polyphosphonate and copolyphosphonate additive mixtures Chemistry; Metallurgy 4 Active
US8389664B2 High molecular weight, random, bisphenol based copoly(phosphonate carbonate)s Chemistry; Metallurgy 3 Active
US8530044B2 Hyperbranched oligomeric phosphonates and compositions including the same Emerging Cross-Sectional Technologies 3 Active
US8779041B2 Oligomeric phosphonates and compositions including the same Emerging Cross-Sectional Technologies 2 Active
US9267017B2 Thermoplastic polyurethanes with exceptional fire resistance Chemistry; Metallurgy 2 Active
US8563638B2 Oligomeric phosphonates and compositions including the same Emerging Cross-Sectional Technologies 2 Active
US9695278B2 Polyester co-phosphonates Textiles; Paper 2 Active
US10167377B2 Phosphorus containing epoxy compounds and compositions therefrom Emerging Cross-Sectional Technologies 2 Active
US9290653B2 Phosphonate polymers, copolymers, and their respective oligomers as flame retardants for polyester fibers Emerging Cross-Sectional Technologies 1 Active
US10717931B2 Curing of epoxy resins with phosphonate oligomers Chemistry; Metallurgy 1 Active
US9783737B2 Amino terminated phosphonamide oligomers and flame retardant compositions therefrom Chemistry; Metallurgy 1 Active
US9938381B2 Flame retardant polyamide compositions Chemistry; Metallurgy 1 Active
US8093320B2 Compositions comprising polyphosphonates and additives that exhibit an advantageous combination of properties, and methods related thereto Chemistry; Metallurgy 1 Active
US7560525B2 Crystalline polyphosphonates and methods related thereto Chemistry; Metallurgy 1 Active
US8415438B2 Method for the production of block copolycarbonate/phosphonates and compositions therefrom Chemistry; Metallurgy 1 Active
US9150711B2 Flame retardant polyamide compositions Chemistry; Metallurgy 1 Active
US8648163B2 High molecular weight, random, bisphenol based copoly(phosphonate carbonate)s Chemistry; Metallurgy 0 Active
US11718747B2 Nanoparticle containing compositions Chemistry; Metallurgy 0 Active
US7569717B2 Diaryl alkylphosphonates and method for preparing same Chemistry; Metallurgy 0 Active

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