CH2M HILL Canada, Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for CH2M HILL Canada, Ltd..The latest application filed is for "wastewater treatment system and method of treating wastewater".
- CH2M HILL Canada, Ltd. - Toronto ON CA
- CH2M Hill Canada Limited - Toronto Ontario CA
| Patent | Date |
|---|---|
| Wastewater treatment system Grant 7,435,340 - Johnson , et al. October 14, 2 | 2008-10-14 |
| Method of treating wastewater Grant 7,279,102 - Johnson , et al. October 9, 2 | 2007-10-09 |
| Wastewater treatment system and method of treating wastewater App 20060113244 - Johnson; Bruce R. ; et al. | 2006-06-01 |
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