Sprenger; Stephan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sprenger; Stephan.The latest application filed is for "fibersizing with small amounts of nanomaterials".
- Sprenger; Stephan - Oststeirbek DE
- Sprenger; Stephan - Oststeinbek DE
- Sprenger; Stephan - Geesthacht DE
| Patent | Date |
|---|---|
| Fibersizing with small amounts of nanomaterials Grant 10,479,726 - Sprenger , et al. Nov | 2019-11-19 |
| Carbon fibre fibre-sizing containing nanoparticles Grant 10,422,074 - Sprenger , et al. Sept | 2019-09-24 |
| Fibersizing With Small Amounts Of Nanomaterials App 20180044233 - SPRENGER; Stephan ; et al. | 2018-02-15 |
| Carbon Fibre Fibre-sizing Containing Nanoparticles App 20180030648 - SPRENGER; Stephan ; et al. | 2018-02-01 |
| Polymeric epoxy resin composition Grant 9,175,145 - Eger , et al. November 3, 2 | 2015-11-03 |
| Modified phenol resins Grant 9,102,778 - Sprenger August 11, 2 | 2015-08-11 |
| Polymer Resin Composition App 20150133597 - Eger; Christian ; et al. | 2015-05-14 |
| Modified Phenol Resins App 20110060105 - Sprenger; Stephan | 2011-03-10 |
| Polymer resin composition App 20090298987 - Eger; Christian ; et al. | 2009-12-03 |
| Method for producing 6-alkoxy-(6H)-dibenz [c,e] [1,2]-oxaphosphorines Grant 7,115,765 - Sprenger , et al. October 3, 2 | 2006-10-03 |
| Method for producing 6-alkoxy-(6h)-debenz [c,e] [1,2]-oxaphosphorines App 20050176983 - Sprenger, Stephan ; et al. | 2005-08-11 |
| Latent combination compounds and latent ammonium salts comprising epoxide resin curing agents and flame-protection agents as well as epoxide resin systems and products prepared from them App 20010014706 - Sprenger, Stephan ; et al. | 2001-08-16 |
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