Elastogran GmbH
6Patents
0Active
6Granted
28Portfolio score
Filing activity: Mar 30, 1982 → Jul 21, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5630979A | Inscription of moldings | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5837760A | Self-extinguishing thermoplastic polyurethanes and their preparation | Chemistry; Metallurgy | 19 | Expired |
| US5834529A | Pressurized, blowing agent-containing isocyanate semiprepolymer mixtures based on lignin-polyether polyols and their use for producing polyurethane foams | Chemistry; Metallurgy | 9 | Expired |
| US4436869A | Production of closed-cell polyurethane moldings having a densified surface zone | Chemistry; Metallurgy | 7 | Expired |
| US4755250A | Method for the production of rigid foam sheets | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5670554A | Production of CFC-free polyurethane rigid foams having a reduced thermal conductivity and their use | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.