PERPETUUS RESEARCH & DEVELOPMENT LIMITED
Patent Applications and Registrations
Patent applications and USPTO patent grants for PERPETUUS RESEARCH & DEVELOPMENT LIMITED.The latest application filed is for "particles comprising stacked graphene layers".
- PERPETUUS RESEARCH & DEVELOPMENT LIMITED - London GB
| Patent | Date |
|---|---|
| Particles Comprising Stacked Graphene Layers App 20190201864 - Walters; Ian ; et al. | 2019-07-04 |
| Particles comprising stacked graphene layers Grant 10,220,366 - Walters , et al. | 2019-03-05 |
| Treating Particles App 20180127274 - Buckland; John ; et al. | 2018-05-10 |
| A Particle Dispersion App 20180037757 - Walters; Ian ; et al. | 2018-02-08 |
| Treating particles Grant 9,884,766 - Buckland , et al. February 6, 2 | 2018-02-06 |
| A Composite Material App 20170179477 - WALTERS; Ian ; et al. | 2017-06-22 |
| Treating Particles App 20150135993 - Buckland; John ; et al. | 2015-05-21 |
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