The Patent Finder
US

Methods of Monitoring Immunosuppressive Therapies in a Transplant Recipient

US 11,767,559 In force
OverviewFamilyAssignmentsSources & methods

Term ends Mar 13, 2035 · High confidence

Held by Caredx, Inc.
Filed Mar 13, 2015 as application 14/658,061 · Granted Sep 26, 2023
Base term, 20 years from filing
Today
20 years from filing
2015 2035
Clock starts
Mar 13, 2015
Term ends
Mar 13, 2035
Granted
Sep 26, 2023
base term 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.
0 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
13
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. 0 of 2 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Mar 13, 2015, when this application, 14/658,061, was filedMar 13, 2035High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 2 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderMar 13, 2035High confidence

This family

US 11,767,559this patent
Mar 2035
Mar 2035
Application 18/455,462Abandoned
not computed
not computed
Application 18/455,488Abandoned
not computed
not computed
Application 18/455,527Abandoned
not computed
not computed
Application 18/455,480Abandoned
not computed
not computed
Application 18/455,537Abandoned
not computed
not computed
Application 18/455,517Abandoned
not computed
not computed
Application 18/455,499Abandoned
not computed
not computed
8 of 13 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.
RecordedAssignorAssigneeConveyance
Jun 11, 2015
Reel 35822, frame 823
Woodward, Robert; Grskovic, Marica; Yee, James; Nelles, Mitch; Hiller, DavidCaredx, Inc.Assignment of Assignor's Interest
Jun 27, 2016
Reel 39022, frame 94
Caredx, Inc.East West BankSecurity Interest
Mar 22, 2017
Reel 41681, frame 307
Caredx, Inc.JGB Collateral, LLCSecurity Interest
Mar 28, 2017
Reel 41771, frame 524
East West BankCaredx, Inc.Release of Security Interest
Mar 30, 2018
Reel 45398, frame 36
JGB Collateral, LLCCaredx, Inc.Release of Security Interest
Apr 18, 2018
Reel 45781, frame 128
Caredx, Inc.Perceptive Credit Holdings II, LPSecurity Agreement
Dec 12, 2018
Reel 47795, frame 361
Caredx, Inc.Perceptive Credit Holdings II, LPCorrective 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, LPCaredx, 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited