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Patent applications and USPTO patent grants for Hilltrac, Inc..The latest application filed is for "elevated rail system".
Patent | Date |
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Elevated rail system Grant 9,267,242 - Hepner , et al. February 23, 2 | 2016-02-23 |
Elevated Rail System App 20150267354 - Hepner; Alan ;   et al. | 2015-09-24 |
Method of manufacturing elevated rail segments and elevated rail system including those rail segments Grant 9,062,418 - Hepner , et al. June 23, 2 | 2015-06-23 |
Method Of Manufacturing Elevated Rail Segments And Elevated Rail System Including Those Rail Segments App 20140053752 - Hepner; Alan ;   et al. | 2014-02-27 |
Carriage Traction Vehicle App 20120137923 - Hepner; Alan ;   et al. | 2012-06-07 |
Elevated rail system and reaction assembly App 20120137921 - Hepner; Alan ;   et al. | 2012-06-07 |
Hollow structural members, a rail system and methods of manufacturing Grant 8,066,200 - Hepner , et al. November 29, 2 | 2011-11-29 |
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