Colman; Graham
Patent Applications and Registrations
Patent applications and USPTO patent grants for Colman; Graham.The latest application filed is for "mattress spring structure".
- Colman; Graham - Sandton ZA
- Colman; Graham - Gauteng ZA
- Colman, Graham - Morningside ZA
| Patent | Date |
|---|---|
| Mattress spring structure Grant 7,063,309 - Colman June 20, 2 | 2006-06-20 |
| Mattress inner spring assembly Grant 7,044,454 - Colman , et al. May 16, 2 | 2006-05-16 |
| Mattress spring structure App 20060037138 - Colman; Graham | 2006-02-23 |
| Mattress inner spring assembly App 20050235426 - Colman, Graham ; et al. | 2005-10-27 |
| Spring pre-assembly for a mattress foundation unit Grant 6,601,249 - Arnold , et al. August 5, 2 | 2003-08-05 |
| Spring pre-assembly for a mattress foundation unit App 20030070231 - Arnold, Wayne ; et al. | 2003-04-17 |
| Modular spring for a mattress foundation unit Grant 6,419,212 - Arnold , et al. July 16, 2 | 2002-07-16 |
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