Steigerwalt; Kenneth
Patent Applications and Registrations
Patent applications and USPTO patent grants for Steigerwalt; Kenneth.The latest application filed is for "knife blade opening mechanism".
- Steigerwalt; Kenneth - Orangeville PA
| Patent | Date |
|---|---|
| Knife blade opening mechanism Grant 7,562,454 - Steigerwalt , et al. July 21, 2 | 2009-07-21 |
| Folding tool with lock Grant 7,533,466 - Steigerwalt May 19, 2 | 2009-05-19 |
| Folding tool with blade locking mechanism Grant 7,409,766 - Steigerwalt August 12, 2 | 2008-08-12 |
| Knife blade opening mechanism App 20080083118 - Steigerwalt; Kenneth ; et al. | 2008-04-10 |
| Knife blade opening mechanism Grant 7,293,360 - Steigerwalt , et al. November 13, 2 | 2007-11-13 |
| Folding tool with lockback mechanism App 20070169351 - Steigerwalt; Kenneth | 2007-07-26 |
| Folding tool with lock App 20070068001 - Steigerwalt; Kenneth | 2007-03-29 |
| Knief blade opening mechanism App 20060230620 - Steigerwalt; Kenneth ; et al. | 2006-10-19 |
| Folding tool with blade locking mechanism App 20060005397 - Steigerwalt; Kenneth | 2006-01-12 |
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