Elastogran GmbH
Records under this name other than patents Elastogran GmbH holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,263,412 | Preparation of dimensionally stable one-component polyurethane foams using a two-compartment pressure pack containing an isocyanate-terminated prepolymer in the inner container and pressure medium in the outer container Term ended Term ended no later than Apr 21, 2001 · Low confidence | Term ended | Term ended no later than Apr 21, 2001 | Low confidence |
| US 4,435,537 | Storage stable dispersions of aromatic polyesters in polyhydroxyl compounds and their preparation Term ended Term ended no later than Mar 6, 2004 · Low confidence | Term ended | Term ended no later than Mar 6, 2004 | Low confidence |
| US 4,436,869 | Production of closed-cell polyurethane moldings having a densified surface zone Term ended Term ended no later than Mar 13, 2004 · Low confidence | Term ended | Term ended no later than Mar 13, 2004 | Low confidence |
| US 4,649,162 | Process for the preparation of cellular or noncellular plastics from at least two components which react with one another Term ended Term ended no later than Mar 10, 2007 · Low confidence | Term ended | Term ended no later than Mar 10, 2007 | Low confidence |
| US 4,748,195 | Flame-resistant, thermoplastic polyurethane elastomers, process for their preparation, and their use Term ended Term ended no later than May 31, 2008 · Low confidence | Term ended | Term ended no later than May 31, 2008 | Low confidence |
| US 4,755,250 | Method for the production of rigid foam sheets Formerly held Term ended Term ended no later than Jul 5, 2008 · Low confidence | Term ended | Term ended no later than Jul 5, 2008 | Low confidence |
| US 5,386,972 | Spring arrangement for a wheelchair Term ended Term ended no later than Feb 7, 2015 · Low confidence | Term ended | Term ended no later than Feb 7, 2015 | Low confidence |
| US 5,630,979 | Inscription of moldings Term ended Term ended no later than May 20, 2017 · Low confidence | Term ended | Term ended no later than May 20, 2017 | Low confidence |
| US 5,631,319 | Pressurized, blowing-agent-containing isocyanate semiprepolymer mixtures based on mixtures of polyhydroxyl compounds and monoalcohols and/or hydroxyketones, the use thereof for the production of polyurethane foams, and a process therefor Term ended Term ended no later than May 20, 2017 · Low confidence | Term ended | Term ended no later than May 20, 2017 | Low confidence |
| US 5,670,554 | Production of CFC-free polyurethane rigid foams having a reduced thermal conductivity and their use Term ended Term ended no later than Sep 23, 2017 · Low confidence | Term ended | Term ended no later than Sep 23, 2017 | Low confidence |