GREENLEAF TECHNOLOGY CORPORATION
Patent Applications and Registrations
Patent applications and USPTO patent grants for GREENLEAF TECHNOLOGY CORPORATION.The latest application filed is for "rail re-profiling method and apparatus".
- GREENLEAF TECHNOLOGY CORPORATION - Saegertown PA US
- Greenleaf Technology Corporation - Coronado CA US
- GREENLEAF TECHNOLOGY CORPORATION - N/A
- Greenleaf Technology Corporation; - US
- Greenleaf Technology Corporation - Wilmington DE
Trademarks
| Patent | Date |
|---|---|
| Rail Re-profiling Method And Apparatus App 20200087865 - Hughes; Donald R. ; et al. | 2020-03-19 |
| Rail re-profiling method and apparatus Grant 10,352,001 - Hughes , et al. July 16, 2 | 2019-07-16 |
| Rail re-profiling method and apparatus Grant 9,834,891 - Hughes , et al. December 5, 2 | 2017-12-05 |
| Cutting tool including a cutting insert retaining and adjusting mechanism Grant 9,827,621 - Hughes November 28, 2 | 2017-11-28 |
| Rail Re-profiling Method And Apparatus App 20170159245 - Hughes; Donald R. ; et al. | 2017-06-08 |
| Rail re-profiling method and apparatus Grant 9,617,691 - Hughes , et al. April 11, 2 | 2017-04-11 |
| Rail Re-profiling Method And Apparatus App 20160130768 - Hughes; Donald R. ; et al. | 2016-05-12 |
| Slotting cutter and inserts for same Grant 9,073,131 - Hughes July 7, 2 | 2015-07-07 |
| Rail Re-profiling Method And Apparatus App 20140271012 - Hughes; Donald R. ; et al. | 2014-09-18 |
| Slotting Cutter And Inserts For Same App 20130028679 - Hughes; Donald R. | 2013-01-31 |
| Slotting cutter and inserts for same Grant 8,267,625 - Hughes September 18, 2 | 2012-09-18 |
| Ball nose end mill and insert Grant 8,177,459 - Hughes , et al. May 15, 2 | 2012-05-15 |
| Cutting Tool Including A Cutting Insert Retaining And Adjusting Mechanism App 20100232890 - Hughes; Donald R. | 2010-09-16 |
| Ball nose end mill and insert App 20100129165 - Hughes; Donald R. ; et al. | 2010-05-27 |
| Slotting cutter and inserts for same App 20080206007 - Hughes; Donald R. | 2008-08-28 |
| Tool with improved resistance to displacement Grant 6,712,564 - Hughes , et al. March 30, 2 | 2004-03-30 |
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