Term ends Mar 9, 2029 · High confidence
20-year base term ended Sep 13, 2026
Held by SPACETIME3D, Inc.
Filed Sep 13, 2006 as application 11/531,676 · Granted Jun 8, 2010
Base term plus 908 days of patent term adjustment (USPTO delay)
Today
2006
2029
Clock starts
Sep 13, 2006
Sep 13, 2006
Term ends
Mar 9, 2029
Mar 9, 2029
Granted
Jun 8, 2010
Jun 8, 2010
base term
patent term adjustment
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
908
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.
10
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 908 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Sep 13, 2006, when this application, 11/531,676, was filed | Sep 13, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +908 days, USPTO patent term adjustment record | Mar 9, 2029 | 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 | In force (reinstated) | High confidence |
| Computed term end | The steps above, in order | Mar 9, 2029 | High confidence |
This family
| US 7,735,018 | this patent Mar 2029 | Mar 2029 |
| US 8,881,048 | Grace period ended no later than Dec 2027 | no later than Dec 2027 |
| US 9,304,654 | In force (reinstated) Dec 2026 | Dec 2026 |
| US 9,696,868 | In force Dec 2026 | Dec 2026 |
| US 11,112,931 | Lapsed on the fee record Sep 2025 | Sep 2025 |
| Application 16/692,042 | Abandoned not computed | not computed |
| Application 17/388,948 | Abandoned not computed | not computed |
| Application 17/388,937 | Abandoned not computed | not computed |
8 of 10 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 |
|---|---|---|---|
| Dec 8, 2006 Reel 18602, frame 733 | Bakhash, E. Eddie | SPACETIME3D, 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.
What's changing
Mar 2029
Term ends Mar 9, 2029. No further fees fall due before then
Note
The 908 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
579
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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.