Term ends Feb 6, 2033 · High confidence
20-year base term ends Sep 18, 2032
Held by Interblock D.O.O.
Filed Sep 18, 2012 as application 13/621,851 · Granted Mar 13, 2018
Base term plus 141 days of patent term adjustment (USPTO delay)
Today
2012
2033
Clock starts
Sep 18, 2012
Sep 18, 2012
Term ends
Feb 6, 2033
Feb 6, 2033
Granted
Mar 13, 2018
Mar 13, 2018
base term
patent term adjustment
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
141
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 141 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 Sep 18, 2012, when this application, 13/621,851, was filed | Sep 18, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +141 days, USPTO patent term adjustment record | Feb 6, 2033 | 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 | Feb 6, 2033 | High confidence |
This family
| US 9,916,718 | this patent Feb 2033 | Feb 2033 |
| Application PCT/US2013/060383 | PCT application no patent term | no patent term |
| US 11,024,113 | In force Dec 2032 | Dec 2032 |
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 |
|---|---|---|---|
| May 9, 2014 Reel 32865, frame 315 | Elektroncek D.D. | Interblock D.D. | Change of Name |
| Dec 27, 2014 Reel 34588, frame 950 | Pececnik, Joze | Interblock D.D. | Assignment of Assignor's Interest |
| Mar 24, 2016 Reel 38088, frame 477 | Interblock D.D.; Interblock USA L.C. | Keybank National Association | Security Interest |
| Jul 3, 2018 Reel 46260, frame 106 | Keybank National Association | Interblock D.D. | Release of Security Interest |
| Aug 2, 2018 Reel 46543, frame 872 | Interblock D.D. | Nova Ljubljanska Banka D.D., Ljubljana | Security Interest |
| Sep 8, 2021 Reel 57414, frame 116 | Nova Ljubljanska Banka D.D., Ljubljana | Interblock D.D. | Release of Security Interest |
| Jun 13, 2022 Reel 60363, frame 423 | Interblock D.D. | Interblock D.O.O. | Change of Name |
| Jun 14, 2022 Reel 60364, frame 718 | Interblock D.O.O. | Acquiom Agency Services LLC | Security Interest |
| Aug 4, 2022 Reel 61571, frame 715 | Interblock D.D. | Interblock D.O.O. | Change of Name |
| Oct 15, 2026 Reel 76684, frame 620 | Acquiom Agency Services LLC, as Collateral Agent | Interblock D.O.O. | Termination and Release of Grant of Intellectual Property Security Agreements at Reel/Frame No. 60364/0718 |
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
Feb 2033
Term ends Feb 6, 2033. Maintenance fees still fall due before then
Note
The 141 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
25
later US patents cite this one
That is top 25% 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.