Duchesne; Frederic
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duchesne; Frederic.The latest application filed is for "writing instrument with a lateral button".
- Duchesne; Frederic - Frepillon FR
- Duchesne; Frederic - St. Ouen L'Aumone FR
| Patent | Date |
|---|---|
| Writing instrument with retractable tip Grant 8,096,722 - Rolion , et al. January 17, 2 | 2012-01-17 |
| Writing instrument with a lateral button Grant 7,452,147 - Rolion , et al. November 18, 2 | 2008-11-18 |
| Writing Instrument With a Lateral Button App 20070231048 - Rolion; Franck ; et al. | 2007-10-04 |
| Writing Instrument with Retractable Tip App 20070223986 - Rolion; Franck ; et al. | 2007-09-27 |
| Mechanical pencil App 20070134046 - Rolion; Franck ; et al. | 2007-06-14 |
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