Collateral for a security interest recorded Jun 22, 2023 (Morgan Stanley Senior Funding, Inc., as the Collateral Agent).
Term ends Jan 6, 2032 · High confidence
20-year base term ends Jan 6, 2032
Held by Allegro Microsystems, LLC
Filed Mar 23, 2017 as application 15/466,894 · Granted Sep 4, 2018
Base term, 20 years from filing
Today
2012
2032
Clock starts
Jan 6, 2012
Jan 6, 2012
Term ends
Jan 6, 2032
Jan 6, 2032
Granted
Sep 4, 2018
Sep 4, 2018
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 8,736,260, US 9,644,999, to Jan 6, 2032. The term already ends on or before that date, so the cap shortened nothing.
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.
8
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. 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 Jan 6, 2012, when application 13/345,021, the earliest non-provisional in its chain, was filed (this one was filed Mar 23, 2017) | Jan 6, 2032 | 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 8,736,260, US 9,644,999) | resolves to Jan 6, 2032, no earlier than this term, so no change | 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 | Jan 6, 2032 | High confidence |
This family
| US 8,736,260 | In force Nov 2032 | Nov 2032 |
| Application PCT/US2012/068879 | PCT application no patent term | no patent term |
| US 9,395,391 | In force Mar 2034 | Mar 2034 |
| Application PCT/US2014/015678 | PCT application no patent term | no patent term |
| US 9,644,999 | In force Nov 2032 | Nov 2032 |
| US 11,009,565 | In force Mar 2033 | Mar 2033 |
| US 10,066,965 | this patent Jan 2032 | Jan 2032 |
| US 10,845,434 | In force Jan 2032 | Jan 2032 |
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 |
|---|---|---|---|
| Mar 23, 2017 Reel 41696, frame 637 | Foletto, Andrea; Shoemaker, Eric; Cisar, Peter; SSG Semiconductor Systems GmbH | Allegro Microsystems, Inc. | Assignment of Assignor's Interest |
| Mar 24, 2017 Reel 42147, frame 821 | Allegro Microsystems, Inc. | Allegro Microsystems, LLC | Change of Name |
| Sep 2, 2020 Reel 53667, frame 810 | Allegro Microsystems Europe Limited | Allegro Microsystems, LLC | Assignment of Assignor's Interest |
| Oct 1, 2020 Reel 53957, frame 620 | Allegro Microsystems, LLC | Mizuho Bank Ltd., as Collateral Agent | Patent Security Agreement |
| Oct 1, 2020 Reel 53957, frame 874 | Allegro Microsystems, LLC | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Patent Security Agreement |
| Jun 22, 2023 Reel 64068, frame 459 | Allegro Microsystems, LLC | Morgan Stanley Senior Funding, Inc., as the Collateral Agent | Patent Security Agreement |
| Jun 22, 2023 Reel 64068, frame 360 | Mizuho Bank, Ltd., as Collateral Agent | Allegro Microsystems, LLC | Release of Security Interest in Patents (R/F 053957/0620) |
| Nov 1, 2023 Reel 65420, frame 572 | Credit Suisse AG, Cayman Islands Branch, as Collateral Agent | Allegro Microsystems, LLC | Release of Security Interest in Patents at Reel 053957/FRAME 0874 |
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
Jan 2032
Term ends Jan 6, 2032. Maintenance fees still fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,736,260, US 9,644,999, ends no earlier than this term, so it caps nothing.
Citations
15
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.