Term ended Apr 15, 2024 · High confidence
20-year base term ended Apr 8, 2024
Held by Activision Publishing, Inc.
Filed Jul 14, 2008 as application 12/172,473 · Granted Apr 20, 2010
Base term plus 7 days of patent term adjustment (USPTO delay)
Today
Term ended Apr 15, 2024
2004
2026
Clock starts
Apr 8, 2004
Apr 8, 2004
Term ended
Apr 15, 2024
Apr 15, 2024
Granted
Apr 20, 2010
Apr 20, 2010
base term
after the term ends
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
7
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 7,428,588, to Apr 15, 2024. The term already ends on or before that date, so the cap shortened nothing.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 7 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. All three maintenance fees were paid, so no fee lapse ended it. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Apr 8, 2004, when application 10/821,050, the earliest non-provisional in its chain, was filed (this one was filed Jul 14, 2008) | Apr 8, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +7 days, USPTO patent term adjustment record | Apr 15, 2024 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 7,428,588) | resolves to Apr 15, 2024, no earlier than this term, so no change | High 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 | Apr 15, 2024 | High confidence |
This family
| US 7,428,588 | Lapsed on the fee record Sep 2020 | Sep 2020 |
| US 8,057,307 | In force Nov 2026 | Nov 2026 |
| US 7,702,784 | this patent Apr 2024 | Apr 2024 |
The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Feb 28, 2013 Reel 29900, frame 285 | International Business Machines Corporation | Activision Publishing, Inc. | Assignment of Assignor's Interest |
| Feb 11, 2014 Reel 32240, frame 257 | Activision Publishing, Inc. | Bank Of America, N.a. | Security Agreement |
| Oct 17, 2016 Reel 40381, frame 487 | Bank Of America, N.a. | Activision Blizzard Inc.; Activision Publishing, Inc.; Activision Entertainment Holdings, Inc.; Blizzard Entertainment, Inc. | Release of Security Interest |
| Oct 17, 2016 reel/frame not recorded | Bank Of America, N.a. | Activision Blizzard Inc. | Release of Security Interest |
| Oct 17, 2016 reel/frame not recorded | Bank Of America, N.a. | Activision Publishing, Inc. | Release of Security Interest |
| Oct 17, 2016 reel/frame not recorded | Bank Of America, N.a. | Activision Entertainment Holdings, Inc. | Release of Security Interest |
| Oct 17, 2016 reel/frame not recorded | Bank Of America, N.a. | Blizzard Entertainment, Inc. | Release of 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Note
The 7 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 7,428,588, ends no earlier than this term, so it caps nothing.
Citations
376
later US patents cite this one
That is top 1% of utility patents granted in 2010 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.