GRIERSON; Gordon
Patent Applications and Registrations
Patent applications and USPTO patent grants for GRIERSON; Gordon.The latest application filed is for "smoking article filter and insertable filter unit therefor".
- GRIERSON; Gordon - London GB
| Patent | Date |
|---|---|
| Smoking Article Filter And Insertable Filter Unit Therefor App 20200345063 - PENROSE; Graham ; et al. | 2020-11-05 |
| Smoking article filter and insertable filter unit therefor Grant 10,729,171 - Penrose , et al. | 2020-08-04 |
| Filter materials and filters made therefrom App 20170156393 - BRANTON; Peter ; et al. | 2017-06-08 |
| Smoking Article Filter And Insertable Filter Unit Therefor App 20140332014 - Penrose; Graham ; et al. | 2014-11-13 |
| Plug Wrap or Tipping Paper for Smoking Articles App 20110180088 - Hooper; Nicole ; et al. | 2011-07-28 |
| Wrapper for Smoking Material Rods App 20110155156 - Hooper; Nicole ; et al. | 2011-06-30 |
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