Collateral for a security interest recorded Nov 16, 2018 (Citibank, N.A.).
Lapsed Oct 11, 2020 on the fee record · High confidence
20-year base term ends Dec 19, 2026
First maintenance fee unpaid; grace period ended.
Held by Telecommunication Systems, Inc.
Filed Jun 24, 2015 as application 14/748,357 · Granted Oct 11, 2016
Base term, 20 years from filing
Today
Lapsed Oct 11, 2020
2006
2026
Clock starts
Dec 19, 2006
Dec 19, 2006
No longer in force
Oct 11, 2020
Oct 11, 2020
Granted
Oct 11, 2016
Oct 11, 2016
Term would have run to
Dec 19, 2026
Dec 19, 2026
base term
after the term ends
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
0 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. 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 Dec 19, 2026: its 20-year base term, with no adjustment for prosecution delay. 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 Dec 19, 2006, when application 11/640,860, the earliest non-provisional in its chain, was filed (this one was filed Jun 24, 2015) | Dec 19, 2026 | 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 | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 2 maintenance fees paid | lapsed Oct 11, 2020 | High confidence |
| Computed term end | The steps above, in order | Oct 11, 2020 | High confidence |
This family
| US 8,185,567 | In force Nov 2027 | Nov 2027 |
| Application PCT/US2007/000039 | PCT application no patent term | no patent term |
| US 9,087,132 | Lapsed on the fee record Jul 2019 | Jul 2019 |
| US 9,467,816 | this patent Oct 2020 | Oct 2020 |
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 |
|---|---|---|---|
| Jun 24, 2015 Reel 35892, frame 533 | Mitchell, Don | Telecommunication Systems, Inc. | Assignment of Assignor's Interest |
| Nov 16, 2018 Reel 48104, frame 80 | Comtech Telecommunications Corp.; Comtech Ef Data Corp.; Comtech Xicom Technology, Inc.; Comtech Systems, Inc.; Comtech PST Corp.; Comtech Mobile Datacom Corporation; Angels Acquisition Corp.; Armer Communications Engineering Services, Inc.; Comtech Aeroastro, Inc.; Comtech Antenna Systems, Inc.; Comtech Communications Corp.; Comtech Comstream, Inc.; Comtech Systems International, Inc.; Comtech Tolt Technologies, Inc.; Tiernan Radyne Comstream, Inc.; Comtech CPI Electron Devices Corp.; Comtech CPI Microwave Corp.; Telecommunication Systems, Inc.; Networks in Motion, Inc.; Solvern Innovations, Inc.; Microdata, LLC; Microdata Gis, Inc.; Maple Acquisition LLC; Nextgen Communications, Inc., a Corporation of Maryland; Nextgen Communications, Inc., a Corporation of Virginia; Olive Acquisition LLC | Citibank, N.a. | Security 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.
Citations
0
later US patents cite this one
That is below the median 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.