Also listed on Bayer AG, an earlier holder on the record. The recorded assignments below show how it moved.

Term ends Oct 28, 2034 · High confidence

Computed 20-year base term

Held by Bayer Healthcare LLC

Filed Oct 28, 2014 as application 14/526,294 · Granted Nov 3, 2015

Base term, 20 years from filing

Today

20 years from filing

Term ends Oct 28, 2034

2014 2034

Clock starts
Oct 28, 2014

Term ends
Oct 28, 2034

Granted
Nov 3, 2015

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.

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.

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. 2 of 3 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.

Step	Input	Date after this step	Confidence
Base term, 20 years from filing	Clock starts Oct 28, 2014, when this application, 14/526,294, was filed	Oct 28, 2034	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	2 of 3 maintenance fees paid	In force	High confidence
Computed term end	The steps above, in order	Oct 28, 2034	High confidence

This family

US 9,173,995	this patent Oct 2034	Oct 2034
US 9,700,670	In force Oct 2034	Oct 2034
US 10,245,375	In force Dec 2034	Dec 2034
US 11,419,977	In force Sep 2036	Sep 2036
US 12,447,271	In force Aug 2036	Aug 2036
Application 19/360,580	Pending not computed	not computed

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
Oct 28, 2014 Reel 34055, frame 700	Tucker, Barry L; Cowan, Kevin P; Uber, Arthur E; Rhinehart, Edward J; Spohn, Michael A	Bayer Medical Care Inc.	Assignment of Assignor's Interest
Oct 27, 2015 Reel 36965, frame 244	Bayer Medical Care, Inc.	Bayer Healthcare LLC	Assignment of Assignor's 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

Oct 2034

Term ends Oct 28, 2034. Maintenance fees still fall due before then

Citations

115

later US patents cite this one

That is top 5% of utility patents granted in 2015 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.

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