Also listed on Alatech Semiconductor, an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Jun 28, 2022 (Valley National Bank).
Term ends Apr 22, 2029 · High confidence
20-year base term ends Apr 22, 2029
Held by Kobus SAS
Filed Jan 24, 2011 as application 12/990,143 · Granted Mar 3, 2015
Base term, 20 years from filing
Today
2009
2029
Clock starts
Apr 22, 2009
Apr 22, 2009
Term ends
Apr 22, 2029
Apr 22, 2029
Granted
Mar 3, 2015
Mar 3, 2015
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.
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. 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 Apr 22, 2009, when application PCT/FR2009/000479, the earliest non-provisional in its chain, was filed (this one was filed Jan 24, 2011) | Apr 22, 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Apr 22, 2029 | High confidence |
This family
| US 8,967,081 | this patent Apr 2029 | Apr 2029 |
1 of 2 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 |
|---|---|---|---|
| Jan 24, 2011 Reel 25687, frame 445 | Borean, Christophe; Delcarri, Jean-luc | Alatech Semiconductor | Assignment of Assignor's Interest |
| Nov 29, 2017 Reel 44538, frame 268 | Altatech Semiconductor | Unity Semiconductor | Change of Name |
| Nov 29, 2017 Reel 44538, frame 569 | Unity Semiconductor | Kobus SAS | Assignment of Assignor's Interest |
| Nov 23, 2021 Reel 58945, frame 169 | Raje Technology Group, LLC; Plasma-Therm, LLC; Rev-Tech Manufacturing Solutions, LLC; Plasma-Therm Nes, LLC | HSBC Bank USA, N.A. | Security Interest |
| Jun 28, 2022 Reel 60447, frame 766 | Raje Technology Group, LLC; Plasma-Therm, LLC; Rev-Tech Manufacturing Solutions, LLC; Hine Automation, LLC; Drytek, LLC; Plasma-Therm Nes, LLC; Logix Technology Holdings, LLC; Plasma Therm Ic-Disc, Inc. | Valley National Bank | Security Interest |
| Aug 3, 2022 Reel 61070, frame 642 | HSBC Bank USA, N.A. | Raje Technology Group, LLC; Plasma-Therm, LLC; Plasma-Therm Ic-Disc, Inc.; Plasma-Therm Nes, LLC; Rev-Tech Manufacturing Solutions, LLC; Hine Automation, LLC; Drytek LLC; Logix Technology Holdings, LLC | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Raje Technology Group, LLC | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Plasma-Therm, LLC | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Plasma-Therm Ic-Disc, Inc. | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Plasma-Therm Nes, LLC | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Rev-Tech Manufacturing Solutions, LLC | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Hine Automation, LLC | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Drytek LLC | Release of Security Interest |
| Aug 3, 2022 reel/frame not recorded | HSBC Bank USA, N.A. | Logix Technology Holdings, LLC | Release of 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.
What's changing
Apr 2029
Term ends Apr 22, 2029. No further fees fall due before then
Citations
16
later US patents cite this one
That is above the median of utility patents granted in 2015 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.