Ericson; Kurt Sture Birger
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ericson; Kurt Sture Birger.The latest application filed is for "high capacity air admittance valve for sanitary waste pipe system".
- Ericson; Kurt Sture Birger - Schilde N/A BE
| Patent | Date |
|---|---|
| Closing and sealing means for air admittance valves in sanitary waste water pipe systems Grant 8,567,434 - Ericson , et al. October 29, 2 | 2013-10-29 |
| High Capacity Air Admittance Valve for Sanitary Waste Pipe System App 20120025123 - Ericson; Kurt Sture Birger ; et al. | 2012-02-02 |
| Closing and Sealing Means for Air Admittance Valves in Sanitary Waste Water Pipe Systems App 20110308632 - Ericson; Kurt Sture Birger ; et al. | 2011-12-22 |
| Water trap for sanitary appliances Grant 7,908,685 - Ericson March 22, 2 | 2011-03-22 |
| Water Trap for Sanitary Appliances App 20080222798 - Ericson; Kurt Sture Birger | 2008-09-18 |
| Air Venting System App 20070199948 - Ericson; Kurt Sture Birger | 2007-08-30 |
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