Collateral for a security interest recorded Jul 31, 2024 (Fortress Investment Group (UK) Ltd.).
Term ended May 28, 2025 · High confidence
20-year base term ended Jun 18, 2024
Held by Imagination Technologies Limited
Filed Jun 18, 2004 as application 10/871,347 · Granted Apr 17, 2007
Base term plus 344 days of patent term adjustment (USPTO delay)
Today
Term ended May 28, 2025
2004
2026
Clock starts
Jun 18, 2004
Jun 18, 2004
Term ended
May 28, 2025
May 28, 2025
Granted
Apr 17, 2007
Apr 17, 2007
base term
patent term adjustment
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
344
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
22
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 344 days past its 20-year base term on prosecution delay. 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 Jun 18, 2004, when this application, 10/871,347, was filed | Jun 18, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +344 days, USPTO patent term adjustment record | May 28, 2025 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | 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 | May 28, 2025 | High confidence |
This family
| US 7,206,870 | this patent May 2025 | May 2025 |
| US 7,865,637 | Term ended no later than Oct 2025 | no later than Oct 2025 |
| Application 60/702,727 | Provisional application no patent term | no patent term |
| Application 60/734,623 | Provisional application no patent term | no patent term |
| US 7,409,533 | Term ended Jun 2024 | Jun 2024 |
| US 7,801,033 | In force no later than Dec 2028 | no later than Dec 2028 |
| Application 11/458,061 | Abandoned not computed | not computed |
| US 7,945,803 | In force Apr 2027 | Apr 2027 |
8 of 22 applications in this family shown, earliest filings first. 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 |
|---|---|---|---|
| Sep 8, 2004 Reel 15111, frame 177 | Jones, Anthony Mark | Ambric, Inc. | Assignment of Assignor's Interest |
| Jan 10, 2007 Reel 18777, frame 202 | Ambric, Inc. | Silicon Valley Bank | Assignment of Assignor's Interest |
| Mar 29, 2007 Reel 19116, frame 277 | Ambric, Inc. | Silicon Valley Bank | Correction to Change Nature of Conveyance on Document #103361115 with R/F 018777/0202, Conveyance Should Read Security Agreement. |
| Apr 12, 2007 Reel 19193, frame 658 | Ambric, Inc. | Silicon Valley Bank | Assignment of Assignor's Interest |
| Feb 17, 2009 Reel 22288, frame 190 | Ambric, Inc. | Silicon Valley Bank | Corrective Assignment to Correct Assignment to Security Agreement Previously Recorded Reel/Frame: 019193/0658 |
| Mar 10, 2009 Reel 22390, frame 992 | Silicon Valley Bank | Ambric, Inc. | Release of Security Interest |
| Mar 16, 2009 Reel 22399, frame 380 | Ambric, Inc. | Nethra Imaging Inc. | Assignment of Assignor's Interest |
| Jun 30, 2010 Reel 24611, frame 288 | Nethra Imaging, Inc. | Arm Limited | Security Agreement |
| Feb 13, 2013 Reel 29809, frame 76 | Silicon Valley Bank | Ambric, Inc. | Release of Security Interest |
| Nov 11, 2013 Reel 31576, frame 540 | Metagence Technologies Limited | Imagination Technologies Limited | Assignment of Assignor's Interest |
| Nov 11, 2013 Reel 31576, frame 320 | Nethra Imaging, Inc. | Metagence Technologies Limited | Assignment of Assignor's Interest |
| Jul 31, 2024 Reel 68221, frame 1 | Imagination Technologies Limited | Fortress Investment Group (UK) Ltd. | 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 344 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
7
later US patents cite this one
That is below the median of utility patents granted in 2007 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.