Lapsed Apr 30, 2025 on the fee record · High confidence
20-year base term ended Feb 1, 2026
Third maintenance fee unpaid; grace period ended.
Held by Applied Biosystems, LLC
Filed Jul 21, 2008 as application 12/220,208 · Granted Apr 30, 2013
Base term, 20 years from filing, plus 209 days of patent term adjustment (USPTO delay)
Today
Lapsed Apr 30, 2025
2006
2026
Clock starts
Feb 1, 2006
Feb 1, 2006
No longer in force
Apr 30, 2025
Apr 30, 2025
Granted
Apr 30, 2013
Apr 30, 2013
Term would have run to
Aug 29, 2026
Aug 29, 2026
base term
patent term adjustment
after the term ends
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
209
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
10
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 29, 2026: its 20-year base term plus 209 days of term adjustment for prosecution delay. 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 Feb 1, 2006, when application 11/345,979, the earliest non-provisional in its chain, was filed (this one was filed Jul 21, 2008) | Feb 1, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +209 days, USPTO patent term adjustment record | Aug 29, 2026 | 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 3 maintenance fees paid | lapsed Apr 30, 2025 | High confidence |
| Computed term end | The steps above, in order | Apr 30, 2025 | High confidence |
This family
| Application 11/345,979 | Abandoned not computed | not computed |
| Application 12/220,201 | Abandoned not computed | not computed |
| US 8,431,691 | this patent Apr 2025 | Apr 2025 |
| Application 12/628,209 | Abandoned not computed | not computed |
| Application 12/629,858 | Abandoned not computed | not computed |
| US 8,329,404 | Lapsed on the fee record Dec 2024 | Dec 2024 |
| US 9,217,177 | Term ended Feb 2026 | Feb 2026 |
| US 9,493,830 | In force Dec 2026 | Dec 2026 |
8 of 10 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 |
|---|---|---|---|
| Dec 5, 2008 Reel 21976, frame 1 | Applied Biosystems, LLC | Bank of America, N.A, as Collateral Agent | Security Agreement |
| Jan 19, 2011 Reel 25660, frame 959 | McKernan, Kevin; Blanchard, Alan; Kotler, Lev; Costa, Gina | Agencourt Bioscience Corporation | Assignment of Assignor's Interest |
| Jan 21, 2011 Reel 25675, frame 925 | Agencourt Personal Genomics, Inc. | Applera Corporation | Agreement and Plan of Merger Document (REDACTED) |
| Jan 21, 2011 Reel 25679, frame 482 | Agencourt Bioscience Corporation | Agencourt Personal Genomics, Inc. | Assignment of Assignor's Interest |
| Jan 22, 2011 Reel 25681, frame 45 | Applera Corporation | Applied Biosystems Inc. | Change of Name |
| Jan 26, 2011 Reel 25699, frame 162 | Applied Biosystems Inc. | Applied Biosystems, LLC | Merger |
| Apr 9, 2013 Reel 30182, frame 677 | Bank Of America, N.a. | Applied Biosystems, Inc. | Lien Release |
| Mar 4, 2016 Reel 38007, frame 1 | Bank Of America, N.a. | Applied Biosystems, LLC | Corrective Assignment to Correct the Receiving Party Name Previously Recorded at Reel: 030182 Frame: 0705. Assignor(S) Hereby Confirms the Release the 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
Note
The 209 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
147
later US patents cite this one
That is top 5% of utility patents granted in 2013 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.