Barbosa; Celso Antonio
Patent Applications and Registrations
Patent applications and USPTO patent grants for Barbosa; Celso Antonio.The latest application filed is for "tool steel for extrusion".
- Barbosa; Celso Antonio - Carolina BR
- Barbosa; Celso Antonio - Parque Nove Campinas-Campinas BR
- Barbosa; Celso Antonio - Parque Nova Campinas-Campinas BR
- Barbosa; Celso Antonio - Campinas BR
| Patent | Date |
|---|---|
| Tool Steel For Extrusion App 20130243639 - Barbosa; Celso Antonio ; et al. | 2013-09-19 |
| Steel With High Tempering Resistance App 20120321505 - Barbosa; Celso Antonio ; et al. | 2012-12-20 |
| Stainless Mold Steel With Lower Delta Ferrite Content App 20120315181 - Barbosa; Celso Antonio ; et al. | 2012-12-13 |
| Bainitic Steel For Moulds App 20120288397 - Barbosa; Celso Antonio ; et al. | 2012-11-15 |
| Hard alloys with dry composition Grant 8,168,009 - Mesquita , et al. May 1, 2 | 2012-05-01 |
| Hard Alloys With Dry Composition App 20090196786 - Mesquita; Rafael Agnelli ; et al. | 2009-08-06 |
| High-Speed Steel for Saw Blades App 20090123322 - Barbosa; Celso Antonio ; et al. | 2009-05-14 |
| Alloys with high corrosion resistance for engine valve applications App 20090081073 - Barbosa; Celso Antonio ; et al. | 2009-03-26 |
| Wear resistant alloy for high temprature applications App 20090081074 - Barbosa; Celso Antonio ; et al. | 2009-03-26 |
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