Shell Canada Limited
Records under this name other than patents Shell Canada Limited holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,681,636 | Pipe expander Formerly held In force Term ended Oct 9, 2026 · From the USPTO record | In force | Term ended Oct 9, 2026 | From the USPTO record |
| US 7,603,758 | Method of Coupling a Tubular Member Formerly held Term ended Term ended Apr 24, 2024 · High confidence | Term ended | Term ended Apr 24, 2024 | High confidence |
| US 7,172,025 | System for Lining a Section of a Wellbore Formerly held Term ended Term ended Nov 14, 2023 · High confidence | Term ended | Term ended Nov 14, 2023 | High confidence |
| US 7,140,430 | Expander for Expanding a Tubular Element Formerly held Term ended Term ended Jan 28, 2023 · High confidence | Term ended | Term ended Jan 28, 2023 | High confidence |
| US 7,040,018 | Radially Expandable Tubular with Supported End Portion Formerly held Term ended Term ended May 22, 2022 · High confidence | Term ended | Term ended May 22, 2022 | High confidence |
| US 6,695,012 | Lubricant Coating for Expandable Tubular Members Formerly held Term ended Term ended Oct 5, 2020 · High confidence | Term ended | Term ended Oct 5, 2020 | High confidence |
| US 6,745,845 | Isolation of Subterranean Zones Formerly held Term ended Term ended Nov 15, 2019 · Medium confidence | Term ended | Term ended Nov 15, 2019 | Medium confidence |
| US 7,270,188 | Radial Expansion of Tubular Members Formerly held Term ended Term ended Nov 15, 2019 · Medium confidence | Term ended | Term ended Nov 15, 2019 | Medium confidence |
| US 6,440,205 | Paving binders and manufacturing methods Formerly held Lapsed on the fee record Ended Aug 27, 2014 · From the USPTO record | Lapsed on the fee record | Ended Aug 27, 2014 | From the USPTO record |
| US 6,863,724 | Sulfur additives for paving binders and manufacturing methods Formerly held Surrendered on reissue Surrendered on reissue Mar 19, 2013 · From the USPTO record | Surrendered on reissue | Surrendered on reissue Mar 19, 2013 | From the USPTO record |