Collateral for a security interest recorded Mar 23, 2018 (Encina Business Credit, LLC).
Term ends Dec 2, 2034 · High confidence
20-year base term ends May 21, 2034
Filed May 21, 2014 as application 14/283,719 · Granted Sep 6, 2016
Base term plus 195 days of patent term adjustment (USPTO delay)
Today
2014
2034
Clock starts
May 21, 2014
May 21, 2014
Term ends
Dec 2, 2034
Dec 2, 2034
Granted
Sep 6, 2016
Sep 6, 2016
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
195
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
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 runs 195 days past its 20-year base term on prosecution delay. 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 May 21, 2014, when this application, 14/283,719, was filed | May 21, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +195 days, USPTO patent term adjustment record | Dec 2, 2034 | 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 | Dec 2, 2034 | High confidence |
This family
| US 9,435,521 | this patent Dec 2034 | Dec 2034 |
| Application PCT/US2015/030726 | PCT application no patent term | no patent term |
| US 10,677,435 | In force Sep 2035 | Sep 2035 |
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 2, 2014 Reel 33004, frame 541 | Chen, Timothy; Sargent, Donald A. | Technical Consumer Products, Inc. | Assignment of Assignor's Interest |
| Oct 3, 2016 Reel 39919, frame 650 | Technical Consumer Products, Inc.; Technical Consumer Products Canada Inc. | Pnc Bank, National Association | Security Interest |
| Mar 23, 2018 Reel 45681, frame 658 | Technical Consumer Products, Inc. | Encina Business Credit, LLC, as Agent | Security Interest |
| Mar 26, 2018 Reel 45726, frame 793 | PNC Bank, National Association, as Agent | Technical Consumer Products, Inc. | Release of Security Interest |
| May 12, 2025 Reel 71251, frame 436 | Eclipse Business Capital LLC (F/K/A Encina Business Credit, LLC), as Agent | Technical Consumer Products, Inc. | Release of 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.
What's changing
Dec 2034
Term ends Dec 2, 2034. Maintenance fees still fall due before then
Note
The 195 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
17
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.