Term ends Dec 27, 2028 · High confidence
20-year base term ends Nov 13, 2026
Filed Nov 13, 2006 as application 11/598,354 · Granted Jan 11, 2011
Base term plus 775 days of patent term adjustment (USPTO delay)
Today
2006
2028
Clock starts
Nov 13, 2006
Nov 13, 2006
Term ends
Dec 27, 2028
Dec 27, 2028
Granted
Jan 11, 2011
Jan 11, 2011
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
775
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.
28
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 775 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 Nov 13, 2006, when this application, 11/598,354, was filed | Nov 13, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +775 days, USPTO patent term adjustment record | Dec 27, 2028 | 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 | Dec 27, 2028 | High confidence |
This family
| US 6,590,468 | Term ended Jul 2021 | Jul 2021 |
| US 6,864,757 | Term ended Jul 2021 | Jul 2021 |
| US 6,759,918 | Term ended Jul 2021 | Jul 2021 |
| Application 10/938,898 | Abandoned not computed | not computed |
| US 7,865,154 | Term ended Apr 2024 | Apr 2024 |
| Application 11/336,566 | Abandoned not computed | not computed |
| US 7,869,186 | this patent Dec 2028 | Dec 2028 |
| US 8,064,188 | Surrendered on reissue Jul 2014 | Jul 2014 |
8 of 28 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 |
|---|---|---|---|
| Nov 13, 2006 Reel 18613, frame 191 | Martin, James | Paratek Microwave, Inc. | Assignment of Assignor's Interest |
| Jul 31, 2012 Reel 28686, frame 432 | Paratek Microwave, Inc. | Research in Motion RF, Inc. | Change of Name |
| Jul 30, 2013 Reel 30909, frame 908 | Research in Motion RF, Inc. | Research in Motion Corporation | Assignment of Assignor's Interest |
| Jul 30, 2013 Reel 30909, frame 933 | Research in Motion Corporation | BlackBerry Limited | Assignment of Assignor's Interest |
| Mar 5, 2020 Reel 52095, frame 443 | BlackBerry Limited | NXP USA, Inc. | Assignment of Assignor's Interest |
| Feb 10, 2025 Reel 70169, frame 257 | NXP B.V.; NXP USA, Inc. | Velocity Communication Technologies, LLC | 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
Dec 2028
Term ends Dec 27, 2028. No further fees fall due before then
Note
The 775 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
29
later US patents cite this one
That is top 25% of utility patents granted in 2011 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.