Patent assignee · IT · COMPANY

Novamont S.p.A.

150Patents
103Active
150Granted
55Portfolio score

Filing activity: Nov 5, 1990 → Jul 3, 2023 · 16 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5412005A Biodegradable polymeric compositions based on starch and thermoplastic polymers Chemistry; Metallurgy 141 Expired
US5258430A Polymer compositions for the production of articles of biodegradable plastics material and methods of their preparation Chemistry; Metallurgy 94 Expired
US5262458A Biodegradable articles based on starch and process for producing them Human Necessities 88 Expired
US5286770A Disposable absorbent articles Chemistry; Metallurgy 85 Expired
US5292782A Biodegradable polymeric compositions based on starch and thermoplastic polymers Chemistry; Metallurgy 81 Expired
US5234977A Starchy polymeric mixture particularly for the production of films and the like and a method for its production Chemistry; Metallurgy 75 Expired
US7176251B1 Biodegradable polymeric compositions comprising starch and a thermoplastic polymer Chemistry; Metallurgy 74 Expired
US5874486A Biodegradable polymeric composition Chemistry; Metallurgy 64 Expired
US5462980A Film-forming, starchy, polymeric composition and shaped articles, particularly films and sheets, which can be produced from the composition and have a good barrier effect, and a method of producing the articles Chemistry; Metallurgy 58 Expired
US5736586A Biodegradable foamed plastic materials Chemistry; Metallurgy 57 Expired
US5360830A Expanded articles of biodegradable plastic materials Emerging Cross-Sectional Technologies 56 Expired
US6277899A Biodegradable polymeric composition Chemistry; Metallurgy 52 Expired
US5462982A Method for the preparation of destructured-starch-based compositions and compositions produced thereby Performing Operations; Transporting 52 Expired
US5512378A Biodegradable starch based articles Emerging Cross-Sectional Technologies 51 Expired
US5214219A Method of hydrogenating glycerol Emerging Cross-Sectional Technologies 50 Expired
US6506824B1 Thermoplastic compositions comprising starch and other components from natural origin Chemistry; Metallurgy 44 Expired
US5569692A Biodegradable compositions and films or moulded articles obtained therefrom Performing Operations; Transporting 40 Expired
US6841597B2 Ternary mixture of biodegradable polyesters and products obtained therefrom Emerging Cross-Sectional Technologies 39 Expired
US5462981A Method of producing plasticized polyvinyl alcohol and its use for the preparation of starch-based, biodegradable thermoplastic compositions Chemistry; Metallurgy 35 Expired
US6348524B2 Complexed starch-containing compositions having high mechanical properties Chemistry; Metallurgy 34 Expired
US5589518A Biodegradable foamed articles and process for the preparation thereof Chemistry; Metallurgy 33 Expired
US5354914A Method for producing lower polyhydric alcohols by hydrogenolysis of higher polyhydric alcohols Emerging Cross-Sectional Technologies 27 Expired
US6284838A Biodegradable composition Chemistry; Metallurgy 26 Expired
US5534150A Selectively-permeable membrane and the use thereof Chemistry; Metallurgy 24 Expired
US5326912A Hydrogenation catalyst, and a method for its preparation and use, in particular for hydrogenation and/or hydrogenolysis of carbohydrates and polyhydric alcohols Emerging Cross-Sectional Technologies 23 Expired

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