Term ended Sep 16, 2024 · Medium confidence
20-year base term ended Sep 16, 2024
Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 8,577,674), so the cap could be lower.
Sep 16, 2004
Sep 16, 2024
Dec 9, 2014
This patent's term is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Sep 16, 2004, when application 10/942,518, the earliest non-provisional in its chain, was filed (this one was filed Mar 10, 2014) | Sep 16, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 7,917,356, US 8,346,543, US 8,577,674, US 8,700,390) | resolves to Sep 16, 2024, no earlier than this term, so no change | Medium confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | term ended | High confidence |
| Computed term end | The steps above, in order | Sep 16, 2024 | Medium confidence |
This family
| US 7,917,356 | In force Feb 2028 | Feb 2028 |
| US 8,346,543 | Term ended Sep 2024 | Sep 2024 |
| US 8,577,674 | Term ended no later than Sep 2024 | no later than Sep 2024 |
| US 8,700,390 | Term ended Sep 2024 | Sep 2024 |
| US 8,909,519 | this patent Sep 2024 | Sep 2024 |
| US 9,009,034 | Lapsed on the fee record Apr 2023 | Apr 2023 |
| US 9,224,405 | Lapsed on the fee record Dec 2023 | Dec 2023 |
| US 9,412,396 | Lapsed on the fee record Aug 2024 | Aug 2024 |
Assignments
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Mar 10, 2014 Reel 32394, frame 846 | Chen, Bing; James, James H. | AT&T Corp. | Assignment of Assignor's Interest |
| Mar 10, 2014 Reel 32395, frame 31 | AT&T Corp. | AT&T Properties, LLC | Assignment of Assignor's Interest |
| Mar 10, 2014 Reel 32395, frame 145 | AT&T Properties, LLC | AT&T Intellectual Property II, L.P. | Assignment of Assignor's Interest |
| Jul 19, 2019 Reel 49805, frame 451 | AT&T Corp. | AT&T Properties, LLC | Corrective Assignment to Correct the Referenced Attachment a Previously Recorded at Reel: 032395 Frame: 0031. Assignor(S) Hereby Confirms the Assignment. |
| Jul 19, 2019 Reel 49805, frame 508 | AT&T Properties, LLC | AT&T Intellectual Property II, L.P. | Corrective Assignment to Correct the Referenced Attachment a Previously Recorded at Reel: 032395 Frame: 0145. Assignor(S) Hereby Confirms the Assignment. |
| Nov 14, 2019 Reel 51005, frame 99 | AT&T Intellectual Property II, L.P. | Shopify, Inc. | Assignment of Assignor's 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.
A terminal disclaimer resolved from the filed document, referencing US 7,917,356, US 8,346,543, US 8,577,674, US 8,700,390, ends no earlier than this term, so it caps nothing.