Collateral for a security interest recorded Aug 23, 2024 (JPMorgan Chase Bank, N.A., as the Agent).
Lapsed Dec 8, 2024 on the fee record · High confidence
20-year base term ends Aug 6, 2035
First maintenance fee unpaid; grace period ended.
Held by SanDisk Technologies, Inc.
Filed Apr 22, 2019 as application 16/389,999 · Granted Dec 8, 2020
Base term, 20 years from filing
Today
Lapsed Dec 8, 2024
2015
2035
Clock starts
Aug 6, 2015
Aug 6, 2015
No longer in force
Dec 8, 2024
Dec 8, 2024
Granted
Dec 8, 2020
Dec 8, 2020
Term would have run to
Aug 6, 2035
Aug 6, 2035
base term
after the term ends
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 10,416,850, to Aug 6, 2035. The term already ends on or before that date, so the cap shortened nothing.
0 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.
Its term would have run to Aug 6, 2035: 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. 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 Aug 6, 2015, when application 14/819,658, the earliest non-provisional in its chain, was filed (this one was filed Apr 22, 2019) | Aug 6, 2035 | 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 10,416,850) | resolves to Aug 6, 2035, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 3 maintenance fees paid | lapsed Dec 8, 2024 | High confidence |
| Computed term end | The steps above, in order | Dec 8, 2024 | High confidence |
This family
| US 10,416,850 | In force Nov 2037 | Nov 2037 |
| US 10,860,184 | this patent Dec 2024 | Dec 2024 |
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 |
|---|---|---|---|
| May 1, 2019 Reel 49055, frame 723 | Bodamer, Roger; Bourdon, Chris; Baumann, Laurent; Feldman, Daniel | Upthere, Inc. | Assignment of Assignor's Interest |
| May 1, 2019 Reel 49055, frame 751 | Upthere, Inc. | Western Digital Technologies, Inc. | Assignment of Assignor's Interest |
| Feb 6, 2020 Reel 52915, frame 566 | Western Digital Technologies, Inc. | JPMorgan Chase Bank, N.A., as Agent | Security Interest |
| Feb 8, 2022 Reel 59127, frame 1 | Jpmorgan Chase Bank, N.a. | Western Digital Technologies, Inc. | Release of Security Interest at Reel 052915 Frame 0566 |
| Aug 21, 2023 Reel 64715, frame 1 | Western Digital Technologies, Inc. | Jpmorgan Chase Bank, N.a. | Patent Collateral Agreement - A&r Loan Agreement |
| Aug 21, 2023 Reel 67045, frame 156 | Western Digital Technologies, Inc. | Jpmorgan Chase Bank, N.a. | Patent Collateral Agreement - DDTL Loan Agreement |
| May 29, 2024 Reel 67567, frame 682 | Western Digital Technologies, Inc. | SanDisk Technologies, Inc. | Assignment of Assignor's Interest |
| Jun 27, 2024 Reel 67982, frame 32 | SanDisk Technologies, Inc. | SanDisk Technologies, Inc. | Change of Name |
| Aug 23, 2024 Reel 68762, frame 494 | SanDisk Technologies, Inc. | JPMorgan Chase Bank, N.A., as the Agent | Patent Collateral Agreement |
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.
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 10,416,850, ends no earlier than this term, so it caps nothing.
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2020 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.