LAFARGE
🏢 View company profile →82Patents
62Active
82Granted
51Portfolio score
Filing activity: Nov 1, 1974 → Mar 18, 2016 · 32 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6451885B1 | Bitumen emulsions, method for obtaining them and compositions containing same | Chemistry; Metallurgy | 51 | Expired |
| US3998651A | Compound of calcium carbonate and of tobermorites, its manufacture and its applications | Chemistry; Metallurgy | 45 | Expired |
| US5709743A | Setting and hardening accelerating agent for siliceous hydraulic binders | Chemistry; Metallurgy | 35 | Expired |
| US6723162B1 | Concrete comprising organic fibres dispersed in a cement matrix, concrete cement matrix and premixes | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6881256B2 | Fire-resistant high performance concrete composition | Emerging Cross-Sectional Technologies | 27 | Expired |
| US8394744B2 | Low density cementitious compositions | Emerging Cross-Sectional Technologies | 22 | Active |
| US7850776B2 | High belite-containing sulfoaluminous clinker, method for the production and the use thereof for preparing hydraulic binders | Emerging Cross-Sectional Technologies | 21 | Active |
| US6478867B1 | Metal fibre concrete, cementitious matrix and pre-mixes for preparing matrix and concrete | Chemistry; Metallurgy | 18 | Expired |
| US7998267B2 | Additives for cement | Emerging Cross-Sectional Technologies | 15 | Active |
| US6887309B2 | Highly resistant and ductile fiber concrete | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8177903B2 | Hydraulic binder with a base of sulfoaluminate clinker and portland clinker | Chemistry; Metallurgy | 14 | Active |
| US5806442A | Apparatus for feeding solid wastes into a rotary kiln | Emerging Cross-Sectional Technologies | 14 | Expired |
| US8317915B2 | Additives for a hydraulic binder based on belite-calcium-sulphoaluminate-ferrite clinker | Emerging Cross-Sectional Technologies | 10 | Active |
| US8303708B2 | Concrete composition | Emerging Cross-Sectional Technologies | 9 | Active |
| US8043425B2 | Concrete with a low cement content | Emerging Cross-Sectional Technologies | 9 | Active |
| US8808449B2 | Foamed concrete | Emerging Cross-Sectional Technologies | 9 | Active |
| US8246739B2 | Concrete with a low clinker content | Emerging Cross-Sectional Technologies | 9 | Active |
| US9926234B2 | Ultra-high performance concretes having a low cement content | Emerging Cross-Sectional Technologies | 7 | Active |
| US9776919B2 | Rapid hydraulic binder comprising a calcium salt | Emerging Cross-Sectional Technologies | 7 | Active |
| US4261757A | Refractory plaster | Chemistry; Metallurgy | 7 | Expired |
| US4276092A | Manufacture of cement | Chemistry; Metallurgy | 7 | Expired |
| US8801851B2 | Foamed concrete | Emerging Cross-Sectional Technologies | 7 | Active |
| US7901504B2 | Concrete compositions | Emerging Cross-Sectional Technologies | 6 | Active |
| US8834626B2 | Impurity inerting composition | Chemistry; Metallurgy | 6 | Active |
| US8974598B2 | High or ultra-high performance concrete | Emerging Cross-Sectional Technologies | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.