SPROULE, III; Charles G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for SPROULE, III; Charles G..The latest application filed is for "reinforced rigid insulation".
- SPROULE, III; Charles G. - Malvern PA US
- Sproule, III; Charles G. - Devault PA
| Patent | Date |
|---|---|
| Reinforced Rigid Insulation App 20220001648 - SPROULE, III; Charles G. ; et al. | 2022-01-06 |
| Reinforced rigid insulation Grant 11,123,956 - Sproule, III , et al. September 21, 2 | 2021-09-21 |
| Reinforced Rigid Insulation App 20170305113 - SPROULE, III; Charles G. ; et al. | 2017-10-26 |
| Water resistant adjustable jackets for insulated pipe and pipe bends Grant 8,783,301 - Sproule, III , et al. July 22, 2 | 2014-07-22 |
| Water Resistant Adjustable Jackets For Insulated Pipe And Pipe Bends App 20120211117 - Sproule, III; Charles G. ; et al. | 2012-08-23 |
| Water resistant adjustable jackets for insulated pipe bends Grant 6,382,260 - Sproule, III May 7, 2 | 2002-05-07 |
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