Term ended Oct 28, 2025 · High confidence
20-year base term ended Oct 28, 2025
Held by Malikie Innovations Limited
Filed Jul 14, 2011 as application 13/183,138 · Granted Apr 23, 2013
Base term, 20 years from filing
Today
Term ended Oct 28, 2025
2005
2026
Clock starts
Oct 28, 2005
Oct 28, 2005
Term ended
Oct 28, 2025
Oct 28, 2025
Granted
Apr 23, 2013
Apr 23, 2013
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,001,082, to Oct 28, 2025. 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 is its 20-year base term, with no adjustment for 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 Oct 28, 2005, when application 11/261,529, the earliest non-provisional in its chain, was filed (this one was filed Jul 14, 2011) | Oct 28, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,001,082) | resolves to Oct 28, 2025, 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 | Oct 28, 2025 | High confidence |
This family
| US 8,001,082 | In force Feb 2027 | Feb 2027 |
| US 8,429,128 | this patent Oct 2025 | Oct 2025 |
| US 9,158,829 | Term ended Oct 2025 | Oct 2025 |
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 26, 2012 Reel 29346, frame 408 | Good Technology, Inc. | Good Technology Acquisition, Inc. | Change of Name |
| Nov 26, 2012 Reel 29346, frame 428 | Good Technology Acquisition, Inc. | Good Technology Software, Inc. | Change of Name |
| Jan 30, 2018 Reel 45196, frame 255 | Good Technology Holdings Limited | BlackBerry Limited | Assignment of Assignor's Interest |
| Aug 26, 2021 Reel 57293, frame 57 | Muratov, Alexander | TX Technology Acquisition Corporation | Assignment of Assignor's Interest |
| Nov 18, 2021 Reel 58147, frame 250 | TX Technology Acquisition Corp. | Good Technology Software, Inc. | Assignment of Assignor's Interest |
| Nov 18, 2021 Reel 58177, frame 544 | Good Technology Software, Inc. | Good Technology Holdings Limited | Assignment of Assignor's Interest |
| Jun 16, 2023 Reel 64104, frame 103 | BlackBerry Limited | Malikie Innovations Limited | Assignment of Assignor's Interest |
| Jun 19, 2023 Reel 64271, frame 199 | BlackBerry Limited | Malikie Innovations Limited | Nunc Pro Tunc Assignment |
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.
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,001,082, ends no earlier than this term, so it caps nothing.
Citations
105
later US patents cite this one
That is top 5% of utility patents granted in 2013 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.