Term ends Mar 11, 2031 · Medium confidence
20-year base term ends Mar 11, 2031
Why Medium: A parent in the chain could not be resolved.
Held by Siemens Mobility, Inc.
Filed May 23, 2013 as application 13/901,243 · Granted Jan 19, 2016
Base term, 20 years from filing
Today
2011
2031
Clock starts
Mar 11, 2011
Mar 11, 2011
Term ends
Mar 11, 2031
Mar 11, 2031
Granted
Jan 19, 2016
Jan 19, 2016
base term
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.
None
Terminal disclaimer
No disclaimer on this record.
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.
31
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. 2 of 3 maintenance fees are paid so far. Confidence: Medium. 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 11, 2011, when application 13/046,413, the earliest non-provisional in its chain, was filed (this one was filed May 23, 2013); a parent in its chain could not be resolved (the next row) | Mar 11, 2031 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | None on file | no change | 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 | 2 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 11, 2031 | Medium confidence |
This family
| US 10,089,606 | In force Mar 2032 | Mar 2032 |
| Application 13/110,709 | Abandoned not computed | not computed |
| Application PCT/US2012/038707 | PCT application no patent term | no patent term |
| US 8,494,967 | In force Mar 2031 | Mar 2031 |
| US 9,239,993 | this patent Mar 2031 | Mar 2031 |
| Application 14/080,246 | Abandoned not computed | not computed |
| US 10,360,567 | In force Jul 2033 | Jul 2033 |
| Application PCT/US2014/039393 | PCT application no patent term | no patent term |
8 of 31 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 25, 2013 Reel 31671, frame 888 | Bergdale, Micah; Grasser, Matthew; Ihm, Nicholas; Krueckeberg, Samuel; Valyer, Gregory | Bytemark, Inc. | Assignment of Assignor's Interest |
| Aug 4, 2017 Reel 43204, frame 865 | Bytemark Inc. | Billybey Holding Company LLC | Security Interest |
| Nov 8, 2017 Reel 44412, frame 991 | Billybey Holding Company LLC | Bytemark Inc. | Release of Security Interest |
| Aug 29, 2023 Reel 64739, frame 634 | Bytemark, Inc.; Siemens Mobility, Inc. | Siemens Mobility, Inc. | Merger and Change of Name |
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
Mar 2031
Term ends Mar 11, 2031. Maintenance fees still fall due before then
Citations
33
later US patents cite this one
That is top 25% of utility patents granted in 2016 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.