Term ends Aug 14, 2027 · High confidence
20-year base term ends Aug 14, 2027
Held by Caredx, Inc.
Filed Aug 14, 2007 as application 11/893,236 · Granted Aug 9, 2011
Base term, 20 years from filing
Today
2007
2027
Clock starts
Aug 14, 2007
Aug 14, 2007
Term ends
Aug 14, 2027
Aug 14, 2027
Granted
Aug 9, 2011
Aug 9, 2011
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.
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 Aug 14, 2007, when this application, 11/893,236, was filed | Aug 14, 2027 | 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 | Aug 14, 2027 | High confidence |
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 |
|---|---|---|---|
| Oct 25, 2007 Reel 20017, frame 910 | Expression Diagnostics, Inc. | XDX, Inc. | Change of Name |
| Aug 31, 2009 Reel 23163, frame 695 | XDX, Inc. | Leader Ventures, LLC, as Agent | Security Agreement |
| Aug 31, 2009 Reel 23163, frame 704 | XDX, Inc. | Triplepoint Capital LLC | Security Agreement |
| Jan 20, 2011 Reel 25671, frame 583 | Triplepoint Capital LLC | XDX, Inc. | Release of Security Interest |
| Mar 31, 2011 Reel 26066, frame 125 | XDX, Inc. | General Electric Capital Corporation, as Agent | Security Agreement |
| Aug 9, 2012 Reel 28757, frame 96 | Leader Ventures, LLC | XDX, Inc. | Release of Security Interest |
| Aug 17, 2012 Reel 28805, frame 922 | General Electric Capital Corporation, as Agent | XDX, Inc. | Release of Security Interest |
| Aug 30, 2013 Reel 31120, frame 826 | Rosenberg, Steven; Fry, Kirk; Dedrick, Russell L. | XDX, Inc. | Assignment of Assignor's Interest |
| Sep 23, 2013 Reel 31259, frame 439 | Wu, Bin | XDX, Inc. | Assignment of Assignor's Interest |
| May 9, 2014 Reel 32864, frame 455 | XDX, Inc. | Caredx, Inc. | Change of Name |
| Jun 27, 2016 Reel 39022, frame 94 | Caredx, Inc. | East West Bank | Security Interest |
| Mar 22, 2017 Reel 41681, frame 307 | Caredx, Inc. | JGB Collateral, LLC | Security Interest |
| Mar 28, 2017 Reel 41771, frame 524 | East West Bank | Caredx, Inc. | Release of Security Interest |
| Mar 30, 2018 Reel 45398, frame 36 | JGB Collateral, LLC | Caredx, Inc. | Release of Security Interest |
| Apr 18, 2018 Reel 45781, frame 128 | Caredx, Inc. | Perceptive Credit Holdings II, LP | Security Agreement |
| Dec 10, 2018 Reel 47731, frame 947 | Caredx, Inc. | Perceptive Credit Holdings II, LP | Release of Security Interest |
| Dec 12, 2018 Reel 47795, frame 361 | Caredx, Inc. | Perceptive Credit Holdings II, LP | Corrective Assignment to Correct the Assignee's Address Previously Recorded at Reel: 047731 Frame: 0947. Assignor(S) Hereby Confirms the Security Interest. |
| Dec 18, 2018 Reel 47950, frame 647 | Perceptive Credit Holdings II, LP | Caredx, Inc. | Corrective Assignment to Correct the Conveying Data and Receiving Data Previously Recorded at Reel: 047795 Frame: 0361. Assignor(S) Hereby Confirms the Release of Security Interest in Patents. |
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
Aug 2027
Term ends Aug 14, 2027. No further fees fall due before then
Citations
21
later US patents cite this one
That is above the median of utility patents granted in 2011 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.