Also listed on Snow Software, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Aug 15, 2025 (KKR Loan Administration Services LLC, as Collateral Gent).
Term ends Oct 7, 2028 · High confidence
20-year base term ends Oct 7, 2028
Held by Flexera Software LLC
Filed Apr 28, 2012 as application 13/459,129 · Granted Oct 1, 2013
Base term, 20 years from filing
Today
2008
2028
Clock starts
Oct 7, 2008
Oct 7, 2008
Term ends
Oct 7, 2028
Oct 7, 2028
Granted
Oct 1, 2013
Oct 1, 2013
base term
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.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,171,301, to Oct 7, 2028. The term already ends on or before that date, so the cap shortened nothing.
3 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.
2
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 is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. All three maintenance fees are recorded paid; no more fees are due. 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 7, 2008, when application 12/247,210, the earliest non-provisional in its chain, was filed (this one was filed Apr 28, 2012) | Oct 7, 2028 | 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 8,171,301) | resolves to Oct 7, 2028, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Oct 7, 2028 | High confidence |
This family
| US 8,171,301 | Lapsed on the fee record May 2024 | May 2024 |
| US 8,549,313 | this patent Oct 2028 | Oct 2028 |
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 |
|---|---|---|---|
| Apr 28, 2012 Reel 28123, frame 929 | Embotics Corporation | Embotics Corporation | Change of Company Address |
| Apr 28, 2012 Reel 28124, frame 42 | Seguin, Jean-Marc L., MR.; Litkey, Jay M., MR.; Lynch, David M., MR.; Jamensky, Mark, MR. | Embotics Corporation | Assignment of Assignor's Interest |
| Jan 19, 2017 Reel 41420, frame 583 | Embotics Corporation | Embotics Corporation | Change of Address |
| Dec 12, 2018 Reel 47750, frame 272 | Embotics Corporation | Canadian Imperial Bank of Commerce | Security Interest |
| Dec 11, 2019 Reel 51247, frame 45 | Canadian Imperial Bank of Commerce | Embotics Corporation | Release of Security Interest |
| Dec 11, 2019 Reel 51256, frame 371 | Embotics Corporation; 1229377 B.C. Ltd. | 1229377 B.C. Ltd. | Merger and Change of Name |
| Dec 11, 2019 Reel 51256, frame 529 | 1229377 B.C. Ltd. | Embotics Corporation | Change of Name |
| Dec 12, 2019 Reel 51262, frame 731 | Embotics Corporation | Obsidian Agency Services, Inc., as Collateral Agent | Security Interest |
| Jul 2, 2021 Reel 56745, frame 413 | Embotics Corporation | Embotics ULC | Change of Name |
| Jul 2, 2021 Reel 56746, frame 317 | Embotics ULC | Snow Software, Inc. | Assignment of Assignor's Interest |
| Jul 2, 2021 Reel 56756, frame 440 | Embotics Corporation; Keystrike Canada Inc. | Embotics Corporation | Amalgamation |
| Jul 7, 2021 Reel 56784, frame 335 | Snow Software, Inc. | Wells Fargo Bank, National Association, as Collateral Agent | Patent Security Agreement |
| Jul 8, 2021 Reel 56792, frame 547 | Obsidian Agency Services, Inc. | Embotics Corporation | Release of Security Interest |
| Feb 15, 2024 Reel 66471, frame 27 | Wells Fargo Bank, National Association | Snow Software, Inc. | Release of Security Interest |
| Feb 16, 2024 Reel 66615, frame 824 | Snow Software, Inc. | Jefferies Finance LLC, as Collateral Agent | Patent Security Agreement (First Lien) |
| Feb 16, 2024 Reel 66619, frame 340 | Snow Software, Inc. | Jefferies Finance LLC, as Second Lien Collateral Agent | Patent Security Agreement (Second Lien) |
| Apr 18, 2024 Reel 67165, frame 214 | Jefferies Finance LLC | Snow Software, Inc. | Release of Second Lien Security Interest in Patents |
| Nov 22, 2024 Reel 69373, frame 957 | Snow Software US, Inc. | Flexera Software LLC | Merger |
| Aug 15, 2025 Reel 72460, frame 828 | Flexera Software LLC | KKR Loan Administration Services LLC, as Collateral Gent | Security Interest |
| Aug 22, 2025 Reel 72527, frame 879 | Jefferies Finance LLC | Snow Software, Inc. | Release of First Lien Security Interest in Patents - Reel/Frame 066615-0824 |
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.
What's changing
Oct 2028
Term ends Oct 7, 2028. No further fees fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,171,301, ends no earlier than this term, so it caps nothing.
Citations
19
later US patents cite this one
That is above the median of utility patents granted in 2013 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.