Collateral for a security interest recorded Aug 12, 2022 (Golub Capital Markets LLC).
Term ends May 15, 2029 · High confidence
20-year base term ends May 15, 2029
Held by Excelitas Technologies Corp.
Filed Aug 7, 2012 as application 13/568,717 · Granted Sep 26, 2017
Base term, 20 years from filing
Today
2009
2029
Clock starts
May 15, 2009
May 15, 2009
Term ends
May 15, 2029
May 15, 2029
Granted
Sep 26, 2017
Sep 26, 2017
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.
None
Terminal disclaimer
No disclaimer on this record.
2 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.
4
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. 2 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 May 15, 2009, when application 12/466,993, the earliest non-provisional in its chain, was filed (this one was filed Aug 7, 2012) | May 15, 2029 | 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 | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | May 15, 2029 | High confidence |
This family
| US 8,259,303 | In force Aug 2029 | Aug 2029 |
| Application 13/568,507 | Abandoned not computed | not computed |
| US 9,772,177 | this patent May 2029 | May 2029 |
| US 11,092,426 | In force May 2029 | May 2029 |
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 |
|---|---|---|---|
| Nov 4, 2014 Reel 34101, frame 321 | Axsun Technologies, Inc. | Volcano Corporation | Assignment of Assignor's Interest |
| Feb 27, 2015 Reel 35049, frame 423 | Johnson, Bartley C., MR.; Flanders, Dale C., MR. | Axsun Technologies, Inc. | Assignment of Assignor's Interest |
| Nov 3, 2015 Reel 36952, frame 260 | Volcano Corporation | Axsun Technologies, Inc. | Assignment of Assignor's Interest |
| Nov 3, 2015 Reel 37042, frame 660 | Axsun Technologies, Inc. | Axsun Technologies LLC | Change of Name |
| Aug 31, 2017 Reel 43733, frame 195 | Axsun Technologies, LLC | Axsun Technologies, Inc. | Change of Name |
| Jan 2, 2019 Reel 48000, frame 692 | Axsun Technologies, Inc. | Jpmorgan Chase Bank, N.a. | First Lien Intellectual Property Security Agreement |
| Jan 2, 2019 Reel 48000, frame 711 | Axsun Technologies, Inc. | Royal Bank of Canada, as Collateral Agent | Second Lien Intellectual Property Security Agreement |
| Dec 11, 2020 Reel 54698, frame 911 | Axsun Technologies Inc. | Excelitas Technologies Corp. | Assignment of Assignor's Interest |
| Aug 12, 2022 Reel 61161, frame 854 | JPMorgan Chase Bank, N.A., as Collateral Agent | Axsun Technologies, Inc. | Release of First Lien Security Interest in Intellectual Property |
| Aug 12, 2022 Reel 61161, frame 942 | Royal Bank of Canada, as Collateral Agent | Axsun Technologies, Inc. | Release of Second Lien Security Interest in Intellectual Property |
| Aug 12, 2022 Reel 61164, frame 582 | Excelitas Technologies Corp. | Golub Capital Markets LLC, as Collateral Agent | 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
May 2029
Term ends May 15, 2029. No further fees fall due before then
Citations
47
later US patents cite this one
That is top 10% of utility patents granted in 2017 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.