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

Term ends Sep 7, 2029 · Medium confidence

Computed 20-year base term

Why Medium: The disclaimer's references carry disclaimers of their own not yet read (US 8,871,183), so the cap could be lower.

Held by Church & Dwight Co., Inc.

Filed Jun 12, 2009 as application 12/300,995 · Granted Jul 7, 2015

Base term plus 846 days of patent term adjustment (USPTO delay)

Today

20 years from filing

Term ends Sep 7, 2029

2007 2029

Clock starts
May 15, 2007

Term ends
Sep 7, 2029

Granted
Jul 7, 2015

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

846

Days of term adjustment

Read from the USPTO patent term adjustment record, not recalculated here.

No effect

Terminal disclaimer

Resolved from the filed document, referencing US 8,871,183, to Sep 7, 2029. The term already ends on or before that date, so the cap shortened nothing.

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 runs 846 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 3 maintenance fees are paid so far. 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 May 15, 2007, when application PCT/US2007/068999, the earliest non-provisional in its chain, was filed (this one was filed Jun 12, 2009)	May 15, 2027	High confidence
Continuity chain	Every parent in the chain resolved	no change	High confidence
Patent term adjustment	+846 days, USPTO patent term adjustment record	Sep 7, 2029	High confidence
Terminal disclaimer cap	Disclaimer resolved from the filed document (refs US 8,871,183)	resolves to Sep 7, 2029, no earlier than this term, so no change	Medium 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	Sep 7, 2029	Medium confidence

This family

Application PCT/US2007/068999	PCT application no patent term	no patent term
US 9,072,673	this patent Sep 2029	Sep 2029

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
Jun 12, 2009 Reel 22821, frame 496	Clarot, Tim; Miskewitz, Regina	Zicare, LLC	Assignment of Assignor's Interest
Jun 30, 2011 Reel 26533, frame 784	Zicare, LLC	Ares Capital Corporation, As Collateral Agent	Grant of Security Interest in Patent Rights
Jun 29, 2012 Reel 28468, frame 403	Zicare, LLC	H.I.G. Wonder Holdings, LLC	Subordinate Security Interest in Patent Rights
Aug 9, 2013 Reel 30997, frame 922	Zicare, LLC	Prospect Capital Corporation	Security Agreement
Aug 9, 2013 Reel 31003, frame 219	Ares Capital Corporation, As Collateral Agent	Zicare, LLC	Termination and Release of Grant of Security Interest in Patent Rights
Dec 4, 2017 Reel 44682, frame 96	H.I.G. Wonder Holdings, LLC	Zicare, LLC	Release of Security Interest Recorded at Reel/Frame 028468/0403
Dec 15, 2017 Reel 44405, frame 443	Zicare, LLC	Midcap Financial Trust, As Agent	Security Interest
Dec 18, 2017 Reel 44422, frame 172	Prospect Capital Corporation, As Agent	Zicare, LLC	Release of Security Interest
Dec 19, 2017 Reel 44909, frame 350	Zicare, LLC	Cortland Capital Market Services LLC, as Agent	Intellectual Property Security Agreement
Dec 2, 2020 Reel 54570, frame 907	Midcap Financial Trust	Zicare, LLC	Release of Security Agreement at Reel/Frame 044405/0443
Dec 2, 2020 Reel 54572, frame 724	Cortland Capital Market Services LLC	Zicare, LLC	Release of Intellectual Property Security Agreement
Jan 27, 2021 Reel 55050, frame 524	Zicare, LLC	Church & Dwight Co., Inc.	Merger

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

Sep 2029

Term ends Sep 7, 2029. Maintenance fees still fall due before then

Note

The 846 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us

Terminal disclaimer

A terminal disclaimer resolved from the filed document, referencing US 8,871,183, ends no earlier than this term, so it caps nothing.

Citations

later US patents cite this one

That is below the median 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.

Method for Measurably Improving Oral Health