Rhone-Poulenc Films
22Patents
0Active
22Granted
32Portfolio score
Filing activity: Jul 13, 1984 → Jan 16, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5242757A | Polyester films, their use for obtaining composite films and resultant composite films | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4615939A | Biaxially drawn, composite polyester film substrates | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4880700A | Novel oriented polyester film composites | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4883706A | Thick composite polyester films | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4654249A | Biaxially drawn, filled polyester film substrates | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4840836A | Stretched, composite polyester films usable particularly for graphic arts | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4868051A | Adhesive composite polyester films | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5409657A | Process for making oriented semicrystalline polyester films | Chemistry; Metallurgy | 9 | Expired |
| US4828918A | Transparent composite polyester films capable of being used in particular for producing high-gloss metallized films | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5294474A | Composite polyester films and their use as protective layers for photopolymer plates, and photopolymer plates comprising said films | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5658676A | Composite polyester/PVA barrier films | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5331056A | Electroconductive polymer compositions produced from polymerizable amphiphilic heterocycles | Chemistry; Metallurgy | 5 | Expired |
| US5476707A | Composite polyester films suitable in particular as supports for magnetic recording materials, and magnetic recording materials thus produced | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5773092A | Composite polyester/PVA barrier films | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4820583A | Transparent composite polyester films capable of being used in particular for producing high-gloss metallized films | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5968667A | Transparencies for electrostatic reprography | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5776592A | Polyester films usable for closures and process for their preparation | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4977032A | Composite PVDC-coated polyester films | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4738891A | Polyester film laminate and cassette recording tape comprised thereof | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4868064A | Composite PVDC-coated polyester films | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5783643A | Polymer compositions comprising electroactive amphiphilic organic compounds and electroconductive shaped articles produced therefrom | Chemistry; Metallurgy | 0 | Expired |
| US5739261A | Preparation of oxysulfonylated polyesters | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.