Grisham; Phillip R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grisham; Phillip R..The latest application filed is for "off-peak air intake vent".
- Grisham; Phillip R. - Dallas TX
| Patent | Date |
|---|---|
| Off-peak Air Intake Vent App 20130023197 - Grisham; Phillip R. ; et al. | 2013-01-24 |
| Off-peak air intake vent Grant 8,292,707 - Grisham , et al. October 23, 2 | 2012-10-23 |
| Molding Process For Ridge Vents And Other Index Molded Products App 20090233541 - Holland; Robert Bradley ; et al. | 2009-09-17 |
| Off-peak Air Intake Vent App 20090130969 - Grisham; Phillip R. ; et al. | 2009-05-21 |
| Off-peak intake vent Grant D574,947 - Grisham , et al. August 12, 2 | 2008-08-12 |
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