Term ends Sep 28, 2034 · High confidence
20-year base term ends Apr 16, 2034
Held by Enverus, Inc.
Filed Nov 30, 2020 as application 17/106,549 · Granted Jul 18, 2023
Base term plus 165 days of patent term adjustment (USPTO delay)
Today
2014
2034
Clock starts
Apr 16, 2014
Apr 16, 2014
Term ends
Sep 28, 2034
Sep 28, 2034
Granted
Jul 18, 2023
Jul 18, 2023
base term
patent term adjustment
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
165
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 10,459,098, to Sep 28, 2034. The term already ends on or before that date, so the cap shortened nothing.
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.
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 165 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 0 of 2 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 Apr 16, 2014, when application 14/254,718, the earliest non-provisional in its chain, was filed (this one was filed Nov 30, 2020) | Apr 16, 2034 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +165 days, USPTO patent term adjustment record | Sep 28, 2034 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,459,098) | resolves to Sep 28, 2034, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Sep 28, 2034 | High confidence |
This family
| US 10,459,098 | In force Sep 2037 | Sep 2037 |
| US 10,853,893 | In force Apr 2034 | Apr 2034 |
| US 11,704,748 | this patent Sep 2034 | Sep 2034 |
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 |
|---|---|---|---|
| Feb 10, 2021 Reel 55217, frame 609 | Grant, Christian W.; Compton, Stefan; Witte, Dean | Drilling Info, Inc. | Assignment of Assignor's Interest |
| Oct 28, 2021 Reel 57968, frame 816 | Drilling Info, Inc. | Enverus, Inc. | Change of Name |
| Dec 22, 2023 Reel 65943, frame 954 | Enverus, Inc. | Golub Capital Markets LLC, as Collateral Agent | Security Interest |
| Dec 18, 2025 Reel 73262, frame 41 | Enverus, Inc. | Golub Capital Markets LLC, as Collateral Agent | Security Interest |
| Dec 29, 2025 Reel 74103, frame 381 | Golub Capital Markets LLC | Enverus, Inc. | Release of Security Interest in Patents (Reel/Frame 065943/0954) |
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
Sep 2034
Term ends Sep 28, 2034. Maintenance fees still fall due before then
Note
The 165 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,459,098, ends no earlier than this term, so it caps nothing.
Citations
2
later US patents cite this one
That is above the median of utility patents granted in 2023 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.