Lapsed Jul 18, 2021 on the fee record · High confidence
20-year base term ends May 21, 2032
First maintenance fee unpaid; grace period ended.
Held by Kidon IP Corporation
Filed Jan 23, 2015 as application 14/603,722 · Granted Jul 18, 2017
Base term, 20 years from filing, plus 90 days of patent term adjustment (USPTO delay)
Today
Lapsed Jul 18, 2021
2012
2032
Clock starts
May 21, 2012
May 21, 2012
No longer in force
Jul 18, 2021
Jul 18, 2021
Granted
Jul 18, 2017
Jul 18, 2017
Term would have run to
Aug 19, 2032
Aug 19, 2032
base term
patent term adjustment
after the term ends
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
90
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,003,218, to Aug 19, 2032. The term already ends on or before that date, so the cap shortened nothing.
0 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.
4
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Aug 19, 2032: its 20-year base term plus 90 days of term 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. 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 May 21, 2012, when application 13/476,179, the earliest non-provisional in its chain, was filed (this one was filed Jan 23, 2015) | May 21, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +90 days, USPTO patent term adjustment record | Aug 19, 2032 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,003,218) | resolves to Aug 19, 2032, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 3 maintenance fees paid | lapsed Jul 18, 2021 | High confidence |
| Computed term end | The steps above, in order | Jul 18, 2021 | High confidence |
This family
| US 9,003,218 | In force Feb 2033 | Feb 2033 |
| US 9,043,626 | In force Feb 2033 | Feb 2033 |
| US 9,710,044 | this patent Jul 2021 | Jul 2021 |
| US 10,444,812 | Lapsed on the fee record Oct 2023 | Oct 2023 |
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 |
|---|---|---|---|
| Jan 23, 2015 Reel 34799, frame 337 | Bose, Pradip; Buyuktosunoglu, Alper; Da Silva, Dilma M; Franke, Hubertus; Tembey, Priyanka | International Business Machines Corporation | Assignment of Assignor's Interest |
| Feb 23, 2026 Reel 74975, frame 477 | International Business Machines Corporation | Kidon IP Corporation | Assignment of Assignor's Interest |
| Feb 23, 2026 Reel 73866, frame 504 | Kidon IP Corporation | Caprock Integrated Technologies LLC | Assignment of Assignor's Interest |
| Mar 19, 2026 Reel 74125, frame 530 | International Business Machines Corporation | Kidon IP Corporation | 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
Note
The 90 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,003,218, ends no earlier than this term, so it caps nothing.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2017 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.