MPR Services, Inc.
Records under this name other than patents MPR Services, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 10 of 10 · Back to MPR Services, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 10,300,402 | Thin-Film Treatment of High-Value Glycol and Amine Solvents to Remove Contaminants Formerly held In force · Low confidence | In force | Low confidence | |
| US 10,010,809 | Thin-film treatment of high-value glycol and amine solvents to remove contaminants Formerly held In force · From the USPTO record | In force | From the USPTO record | |
| US 6,602,423 | Method and apparatus for removing foaming contaminants from hydrocarbon processing solvents Term ended Term ended Jul 30, 2021 · From the USPTO record | Term ended | Term ended Jul 30, 2021 | From the USPTO record |
| US 6,576,144 | Method and apparatus for pretreatment of wastewater streams by chemical oxidation Formerly held Term ended Term ended Jul 12, 2021 · From the USPTO record | Term ended | Term ended Jul 12, 2021 | From the USPTO record |
| US 6,974,542 | Method and apparatus for removing foaming contaminants from hydrocarbon processing solvents Term ended Term ended Jun 25, 2021 · From the USPTO record | Term ended | Term ended Jun 25, 2021 | From the USPTO record |
| US 6,416,670 | Regenerable hydrocarbon filter Term ended Term ended Mar 12, 2019 · From the USPTO record | Term ended | Term ended Mar 12, 2019 | From the USPTO record |
| US 6,080,320 | Method and apparatus for removing foaming contaminants from hydrocarbon processing solvents Term ended Term ended Feb 9, 2019 · From the USPTO record | Term ended | Term ended Feb 9, 2019 | From the USPTO record |
| US 6,071,484 | Process for treating gas with ultra-lean amine Term ended Term ended Jan 24, 2017 · From the USPTO record | Term ended | Term ended Jan 24, 2017 | From the USPTO record |
| US 7,323,600 | Process for improving the conversion of oxazolidones to alkanolamines Lapsed on the fee record Ended Jan 29, 2016 · From the USPTO record | Lapsed on the fee record | Ended Jan 29, 2016 | From the USPTO record |
| US 5,788,864 | Amine heat stable salt removal from type II anion exchange resin Term ended Term ended no later than Aug 4, 2018 · Low confidence | Term ended | Term ended no later than Aug 4, 2018 | Low confidence |