Irwin; Robert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Irwin; Robert.The latest application filed is for "water leak detection systems for flat commercial roof structures".
- Irwin; Robert - Auburndale MA
- Irwin; Robert - Lakeville MN
- Irwin; Robert - Gainesville GA
- Irwin; Robert - Nashua NH
Trademarks
| Patent | Date |
|---|---|
| Item-identifying carts Grant 10,953,906 - McMahon , et al. March 23, 2 | 2021-03-23 |
| Water Leak Detection Systems For Flat Commercial Roof Structures App 20190331546 - Fulton; Steven J. ; et al. | 2019-10-31 |
| Water leak detection systems for flat commercial roof structures Grant 10,458,877 - Fulton , et al. Oc | 2019-10-29 |
| Door hinge with a hidden closure system App 20090193619 - Irwin; Robert | 2009-08-06 |
| Multi-port solenoid valve and its assembly Grant 6,546,959 - Cross , et al. April 15, 2 | 2003-04-15 |
| Multi-port solenoid valve and its assembly App 20020117203 - Cross, David P. ; et al. | 2002-08-29 |
| Valve and method of making the same Grant 6,425,409 - Cross , et al. July 30, 2 | 2002-07-30 |
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