Term ends Feb 27, 2029 · Medium confidence
20-year base term ended Nov 29, 2025
Why Medium: A parent in the chain could not be resolved.
Held by Gamida Cell Ltd.
Filed May 15, 2009 as application 12/085,406 · Granted Sep 30, 2014
Base term plus 1186 days of patent term adjustment (USPTO delay)
Today
2005
2029
Clock starts
Nov 29, 2005
Nov 29, 2005
Term ends
Feb 27, 2029
Feb 27, 2029
Granted
Sep 30, 2014
Sep 30, 2014
base term
patent term adjustment
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
1,186
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
3
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 runs 1186 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. Confidence: Medium. 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 Nov 29, 2005, when application 11/289,004, the earliest non-provisional in its chain, was filed (this one was filed May 15, 2009); a parent in its chain could not be resolved (the next row) | Nov 29, 2025 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +1186 days, USPTO patent term adjustment record | Feb 27, 2029 | 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 | Feb 27, 2029 | Medium confidence |
This family
| US 8,846,393 | this patent Feb 2029 | Feb 2029 |
1 of 3 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 |
|---|---|---|---|
| May 15, 2009 Reel 22688, frame 224 | Peled, Tony | Gamida Cell Ltd. | Assignment of Assignor's Interest |
| Dec 12, 2022 Reel 62114, frame 931 | Gamida Cell Inc.; Gamida Cell Ltd. | Wilmington Savings Fund Society, FSB, as Collateral Agent | Security Interest |
| May 24, 2024 Reel 67529, frame 39 | Gamida Cell Inc.; Gamida Cell Ltd. | Wilmington Savings Fund Society, FSB, as Collateral Agent | Security Interest |
| May 29, 2024 Reel 67563, frame 963 | Wilmington Savings Fund Society, FSB, as Agent | Gamida Cell Inc.; Gamida Cell Ltd. | Release of Security Interest |
| May 29, 2024 reel/frame not recorded | Wilmington Savings Fund Society, FSB, as Agent | Gamida Cell Inc. | Release of Security Interest |
| May 29, 2024 reel/frame not recorded | Wilmington Savings Fund Society, FSB, as Agent | Gamida Cell Ltd. | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Feb 2029
Term ends Feb 27, 2029. No further fees fall due before then
Note
The 1186 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
11
later US patents cite this one
That is above the median of utility patents granted in 2014 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.