Term ends May 15, 2033 · High confidence
20-year base term ends Mar 13, 2033
Held by Icashe, Inc.
Filed Dec 29, 2015 as application 14/983,166 · Granted May 1, 2018
Base term plus 272 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2013
2033
Clock starts
Mar 13, 2013
Mar 13, 2013
Term ends
May 15, 2033
May 15, 2033
Granted
May 1, 2018
May 1, 2018
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
272
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 9,230,282.
2 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.
This patent's term runs 272 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 2 of 3 maintenance fees are paid so far. 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 Mar 13, 2013, when application 13/802,516, the earliest non-provisional in its chain, was filed (this one was filed Dec 29, 2015) | Mar 13, 2033 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +272 days, USPTO patent term adjustment record | Dec 10, 2033 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,230,282) | capped to May 15, 2033 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 15, 2033 | High confidence |
This family
| US 9,230,282 | In force May 2033 | May 2033 |
| US 9,959,532 | In force May 2033 | May 2033 |
| US 9,959,534 | this patent May 2033 | May 2033 |
| US 9,959,533 | In force May 2033 | May 2033 |
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 29, 2015 Reel 37379, frame 563 | Narendra, Siva G; Bloodworth, Donald Allen; Lemoine, Dana B; Tadepalli, Prabhakar | Tyfone, Inc. | Assignment of Assignor's Interest |
| Jan 14, 2016 Reel 37493, frame 545 | Tyfone, Inc. | RPX Corporation | Security Interest |
| Aug 4, 2020 Reel 53396, frame 443 | RPX Corporation | Tyfone, Inc. | Release of Security Interest |
| Oct 1, 2020 Reel 53965, frame 413 | Tyfone, Inc. | Icashe, 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
May 2033
Term ends May 15, 2033. Maintenance fees still fall due before then
Note
The 272 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 9,230,282.
Citations
1
later US patent cites this one
That is below the median of utility patents granted in 2018 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.