Grutzner; Rolf-Egbert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grutzner; Rolf-Egbert.The latest application filed is for "method for producing highly viscous polyamides".
- Grutzner; Rolf-Egbert - Rudolstadt DE
- Grutzner; Rolf-Egbert - Obrigheim DE
| Patent | Date |
|---|---|
| Method for producing highly viscous polyamides Grant 9,738,756 - Haffner , et al. August 22, 2 | 2017-08-22 |
| Process for producing polyamide that is stable during processing Grant 9,428,613 - Grutzner , et al. August 30, 2 | 2016-08-30 |
| Method For Producing Highly Viscous Polyamides App 20160075828 - HAFFNER; Rudiger ; et al. | 2016-03-17 |
| Process for Producing Polyamide that is Stable During Processing App 20140088268 - Grutzner; Rolf-Egbert ; et al. | 2014-03-27 |
| Simplified production of nylon-6 Grant 8,629,237 - Haffner , et al. January 14, 2 | 2014-01-14 |
| Simplified Production of Nylon-6 App 20130131305 - Haffner; Rudiger ; et al. | 2013-05-23 |
| Process For Producing Polyamide That Is Stable During Processing App 20120065339 - Grutzner; Rolf-Egbert ; et al. | 2012-03-15 |
| Polyamides Formed From Metaxylylenediamine and Adipic and Having an Amino End Group Content of Less Than 15 Mmol/Kg App 20080287643 - Strauch; Joachim ; et al. | 2008-11-20 |
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