Zipfel; Lothar
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zipfel; Lothar.The latest application filed is for "hydrofluorocarbon compositions".
- Zipfel; Lothar - Laatzen DE
- Zipfel; Lothar - District of Gera DD
| Patent | Date |
|---|---|
| Hydrofluorocarbon compositions Grant 9,963,539 - Zipfel , et al. May 8, 2 | 2018-05-08 |
| Hydrofluorocarbon Compositions App 20150246997 - ZIPFEL; Lothar ; et al. | 2015-09-03 |
| Mixtures Containing 1,1,1,3,3-Pentafluorobutane and 1,1,1,2,3,3,3-Heptafluoropropane App 20100174005 - Zipfel; Lothar ; et al. | 2010-07-08 |
| Hydrofluorocarbon Compositions App 20090286898 - Zipfel; Lothar ; et al. | 2009-11-19 |
| Mixtures Containing 1,1,1,3,3-Pentafluorobutane and 1,1,1,2,3,3,3-Heptafluoropropane App 20070270517 - Zipfel; Lothar ; et al. | 2007-11-22 |
| Replacement of hydrochlorofluorocarbons for polymer foam manufacture App 20070129453 - Zipfel; Lothar ; et al. | 2007-06-07 |
| Blowing agent mixtures App 20070082961 - Zipfel; Lothar | 2007-04-12 |
| Hydrofluorocarbon compositions App 20060160910 - Zipfel; Lothar ; et al. | 2006-07-20 |
| Noncombustible pre-mixture App 20060033079 - Zipfel; Lothar ; et al. | 2006-02-16 |
| Mixtures containing 1,1,1,3,3-pentafluorobutane and 1,1,1,2,3,3,3-heptafluoropropane App 20050054741 - Zipfel, Lothar ; et al. | 2005-03-10 |
| Non-combustible polyesterpolyol and/or polyetherpolyol preblend for producing foamed products App 20040149955 - Zipfel, Lothar ; et al. | 2004-08-05 |
| Adjustable mount for optical components Grant 4,278,324 - Zipfel July 14, 1 | 1981-07-14 |
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