Term ended no later than Jun 18, 2026 · Medium confidence
20-year base term ended Feb 16, 2025
Feb 16, 2005
Jun 18, 2026
Feb 3, 2009
This patent's term runs 487 days past its 20-year base term on prosecution delay. A terminal disclaimer is on file with no resolved reference, so no cap is applied and none is guessed. All three maintenance fees were paid, so no fee lapse ended it. Confidence: Medium. from the record
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Feb 16, 2005, when application 11/059,646, the earliest non-provisional in its chain, was filed (this one was filed Apr 4, 2005) | Feb 16, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +487 days, USPTO patent term adjustment record | Jun 18, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer on file (approved), reference document not resolved | no cap applied, and none guessed | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | no later than Jun 18, 2026 | Medium confidence |
This family
| US 7,412,842 | Term ended Jan 2026 | Jan 2026 |
| US 7,458,223 | Term ended Aug 2026 | Aug 2026 |
| US 7,878,006 | In force Nov 2026 | Nov 2026 |
| US 7,484,376 | this patent no later than Jun 2026 | no later than Jun 2026 |
| US 7,905,098 | Term ended Aug 2026 | Aug 2026 |
| US 8,474,278 | Term ended Sep 2025 | Sep 2025 |
| US 9,121,407 | Term ended Feb 2025 | Feb 2025 |
| US 9,669,498 | Term ended May 2025 | May 2025 |
Assignments
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Apr 26, 2007 Reel 19215, frame 273 | Copeland Corporation | Emerson Climate Technologies, Inc. | Certificate of Conversion, Articles of Formation and Assignment |
| Jun 22, 2023 Reel 64058, frame 724 | Emerson Climate Technologies, Inc. | Copeland LP | Entity Conversion |
| Jul 17, 2023 Reel 64278, frame 598 | Copeland LP | Royal Bank of Canada, as Collateral Agent | Security Interest |
| Jul 17, 2023 Reel 64279, frame 327 | Copeland LP | U.S. Bank Trust Company, National Association, as Notes Collateral Agent | Security Interest |
| Jul 17, 2023 Reel 64280, frame 695 | Copeland LP | Wells Fargo Bank, National Association, as Collateral Agent | Security Interest |
| Jul 9, 2024 Reel 68241, frame 264 | Copeland LP | U.S. Bank Trust Company, National Association, as Notes Collateral Agent | Security Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
What's changing
A terminal disclaimer is on file (approved) and its reference document is not resolved. A disclaimer would cap the term earlier than Jun 18, 2026. We will not guess the cap.