Also listed on Inapac Technology, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 12, 2027 · High confidence
20-year base term ended Oct 24, 2025
Held by Rambus Inc.
Filed Oct 4, 2006 as application 11/538,799 · Granted Aug 17, 2010
Base term plus 749 days of patent term adjustment (USPTO delay)
Today
2005
2027
Clock starts
Oct 24, 2005
Oct 24, 2005
Term ends
Nov 12, 2027
Nov 12, 2027
Granted
Aug 17, 2010
Aug 17, 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
749
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.
45
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 749 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 Oct 24, 2005, when application 11/258,484, the earliest non-provisional in its chain, was filed (this one was filed Oct 4, 2006) | Oct 24, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +749 days, USPTO patent term adjustment record | Nov 12, 2027 | 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 | High confidence |
| Computed term end | The steps above, in order | Nov 12, 2027 | High confidence |
This family
| US 6,754,866 | Term ended Nov 2022 | Nov 2022 |
| Application 10/205,883 | Abandoned not computed | not computed |
| US 6,812,726 | Term ended Dec 2022 | Dec 2022 |
| US 6,882,171 | Term ended Nov 2022 | Nov 2022 |
| US 7,006,940 | Lapsed on the fee record Feb 2018 | Feb 2018 |
| US 7,139,945 | Term ended no later than Feb 2021 | no later than Feb 2021 |
| US 7,103,815 | Term ended Sep 2021 | Sep 2021 |
| US 7,240,254 | Lapsed on the fee record Jul 2019 | Jul 2019 |
8 of 45 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 |
|---|---|---|---|
| Aug 15, 2008 Reel 21425, frame 952 | Inapac Technology, Inc. | Carr & Ferrell LLP | Ucc Financing Statement Filed in California |
| Jan 22, 2009 Reel 22158, frame 338 | Carr & Ferrell LLP | Inapac Technology, Inc. | Release of Security Agreement (CA) |
| Mar 12, 2009 Reel 22388, frame 71 | Ong, Adrian E. | Inapac Technology, Inc. | Assignment of Assignor's Interest |
| Apr 28, 2009 Reel 22597, frame 896 | Inapac Technology, Inc. | Rambus 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2027
Term ends Nov 12, 2027. No further fees fall due before then
Note
The 749 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
42
later US patents cite this one
That is top 25% 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.