Happel; Andrew J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Happel; Andrew J..The latest application filed is for "trailer door seal".
- Happel; Andrew J. - Fort Wayne IN US
- Happel; Andrew J - Fort Wayne IN
| Patent | Date |
|---|---|
| Trailer Door Seal App 20140352227 - Happel; Andrew J. ; et al. | 2014-12-04 |
| Trailer door seal Grant 8,839,564 - Happel , et al. September 23, 2 | 2014-09-23 |
| Grout and lifting tube Grant 8,118,519 - Happel , et al. February 21, 2 | 2012-02-21 |
| Trailer Door Seal App 20120023829 - Happel; Andrew J. ; et al. | 2012-02-02 |
| Gasket And Mandrel Assembly For Pipe Joints App 20110024993 - Happel; Andrew J. ; et al. | 2011-02-03 |
| Gasket and mandrel assembly for pipe joints Grant 7,827,665 - Happel , et al. November 9, 2 | 2010-11-09 |
| Seal assembly for pipe-to-structure connections Grant 7,677,603 - Happel March 16, 2 | 2010-03-16 |
| Grout And Lifting Tube App 20090155000 - Happel; Andrew J. ; et al. | 2009-06-18 |
| Expansion ring assembly with removable drive mechanism Grant 7,263,746 - Neuhaus , et al. September 4, 2 | 2007-09-04 |
| Two-part gasket for pipe-to-pipe connections Grant 7,252,293 - Happel August 7, 2 | 2007-08-07 |
| Gasket and mandrel assembly for pipe joints App 20060208480 - Happel; Andrew J. ; et al. | 2006-09-21 |
| Seal assembly for pipe-to-structure connections App 20060208429 - Happel; Andrew J. | 2006-09-21 |
| Two-part gasket for pipe-to-pipe connections App 20060175765 - Happel; Andrew J. | 2006-08-10 |
| Pipe joint gasket App 20060049627 - Happel; Andrew J. | 2006-03-09 |
| Expansion ring assembly with removable drive mechanism App 20060033330 - Neuhaus; Ronald W. ; et al. | 2006-02-16 |
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