Term ends Dec 12, 2032 · High confidence
20-year base term ends Oct 27, 2034
Held by Glytec, LLC
Filed Oct 27, 2014 as application 14/524,756 · Granted Feb 20, 2018
Base term, 20 years from filing · capped by a resolved terminal disclaimer
Today
2014
2034
Clock starts
Oct 27, 2014
Oct 27, 2014
Term ends
Dec 12, 2032
Dec 12, 2032
Granted
Feb 20, 2018
Feb 20, 2018
base term
after the term ends
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.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 9,171,343.
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.
65
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. A terminal disclaimer resolved from the filed document caps it earlier. 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 Oct 27, 2014, when this application, 14/524,756, was filed | Oct 27, 2034 | 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 | Disclaimer resolved from the filed document (refs US 9,171,343) | capped to Dec 12, 2032 | 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 12, 2032 | High confidence |
This family
| US 9,897,565 | In force Mar 2035 | Mar 2035 |
| US 9,171,343 | In force Dec 2032 | Dec 2032 |
| US 9,486,580 | In force Dec 2034 | Dec 2034 |
| US 9,898,585 | this patent Dec 2032 | Dec 2032 |
| US 9,233,204 | In force no later than Oct 2034 | no later than Oct 2034 |
| Application PCT/US2015/011086 | PCT application no patent term | no patent term |
| Application PCT/US2015/011559 | PCT application no patent term | no patent term |
| Application PCT/US2015/011574 | PCT application no patent term | no patent term |
8 of 65 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 |
|---|---|---|---|
| Jul 14, 2015 Reel 36081, frame 298 | Booth, Robert C; Hebblewhite, Harry | Aseko, Inc. | Assignment of Assignor's Interest |
| Jun 6, 2022 Reel 60283, frame 849 | Aseko, Inc.; Glytec, LLC | Newlight Capital LLC, as Servicer | Security Interest |
| Aug 8, 2023 Reel 64517, frame 872 | Aseko, Inc. | Hayfin Services LLP, as the Agent | Security Interest |
| Aug 8, 2023 Reel 64530, frame 362 | Newlight Capital LLC | Aseko, Inc.; Glytec, LLC | Release of Security Interest |
| Aug 8, 2023 reel/frame not recorded | Newlight Capital LLC | Aseko, Inc. | Release of Security Interest |
| Aug 8, 2023 reel/frame not recorded | Newlight Capital LLC | Glytec, LLC | Release of Security Interest |
| Apr 2, 2024 Reel 67320, frame 764 | Aseko, Inc. | Glytec, LLC | Assignment of Assignor's 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 2032
Term ends Dec 12, 2032. Maintenance fees still fall due before then
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 9,171,343.
Citations
13
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.