Vanson Halosource, Inc.
Records under this name other than patents Vanson Halosource, 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 Vanson Halosource, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,157,009 | Method for Removing Cryptosporidium Oocysts from Water Formerly held Term ended Term ended Nov 7, 2024 · High confidence | Term ended | Term ended Nov 7, 2024 | High confidence |
| US 7,790,042 | Method for the Removal of Submicron Particulates from Chlorinated Water by Sequentially Adding a Cationic Polymer Followed by Adding an Anionic Polymer Formerly held Term ended Term ended Nov 7, 2024 · High confidence | Term ended | Term ended Nov 7, 2024 | High confidence |
| US 6,969,769 | N-halamine siloxanes for use in biocidal coatings and materials Term ended Term ended Mar 24, 2023 · From the USPTO record | Term ended | Term ended Mar 24, 2023 | From the USPTO record |
| US 6,749,748 | Methods for reducing the amount of contaminants in water Formerly held Term ended Term ended Jun 8, 2022 · From the USPTO record | Term ended | Term ended Jun 8, 2022 | From the USPTO record |
| US 6,821,427 | Methods for reducing the amount of contaminants in water Formerly held Term ended Term ended Dec 28, 2021 · From the USPTO record | Term ended | Term ended Dec 28, 2021 | From the USPTO record |
| US 6,130,321 | High tap density chitosan, and methods of production Term ended Term ended Jul 10, 2018 · From the USPTO record | Term ended | Term ended Jul 10, 2018 | From the USPTO record |
| US 7,014,781 | Methods and articles for maintaining hydantoinylated polymers in a biocidally active state Formerly held Lapsed on the fee record Ended Mar 21, 2018 · From the USPTO record | Lapsed on the fee record | Ended Mar 21, 2018 | From the USPTO record |
| US 7,441,665 | Water purification cartridge Formerly held Lapsed on the fee record Ended Oct 28, 2016 · From the USPTO record | Lapsed on the fee record | Ended Oct 28, 2016 | From the USPTO record |
| US 5,204,452 | N-halochitosans, their preparation and uses Formerly held Term ended Term ended no later than Apr 20, 2013 · Low confidence | Term ended | Term ended no later than Apr 20, 2013 | Low confidence |
| US 5,362,717 | N-halochitosans, their preparation and uses Formerly held Term ended Term ended no later than Nov 8, 2014 · Low confidence | Term ended | Term ended no later than Nov 8, 2014 | Low confidence |