Term ends Sep 8, 2028 · High confidence
20-year base term ended Apr 26, 2026
Held by Biolase MG LLC
Filed Aug 13, 2009 as application 12/540,579 · Granted Jul 9, 2013
Base term plus 866 days of patent term adjustment (USPTO delay)
Today
2006
2028
Clock starts
Apr 26, 2006
Apr 26, 2006
Term ends
Sep 8, 2028
Sep 8, 2028
Granted
Jul 9, 2013
Jul 9, 2013
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
866
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
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.
41
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 866 days past its 20-year base term on 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 Apr 26, 2006, when application 11/413,590, the earliest non-provisional in its chain, was filed (this one was filed Aug 13, 2009) | Apr 26, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +866 days, USPTO patent term adjustment record | Sep 8, 2028 | 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 | Sep 8, 2028 | High confidence |
This family
| US 7,261,558 | Term ended no later than May 2019 | no later than May 2019 |
| US 7,878,204 | Lapsed on the fee record Feb 2023 | Feb 2023 |
| US 7,665,467 | Lapsed on the fee record Feb 2022 | Feb 2022 |
| US 9,101,377 | In force Jan 2028 | Jan 2028 |
| US 7,815,630 | In force Jul 2027 | Jul 2027 |
| US 7,695,469 | In force Apr 2027 | Apr 2027 |
| Application 11/820,746 | Abandoned not computed | not computed |
| Application 11/890,047 | Abandoned not computed | not computed |
8 of 41 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 |
|---|---|---|---|
| Nov 2, 2009 Reel 23457, frame 884 | Rizoiu, Ioana M. | Biolase Technology, Inc. | Assignment of Assignor's Interest |
| Aug 28, 2010 Reel 24900, frame 550 | Biolase Technology, Inc. | Midcap Financial, LLC, as Agent and as a Lender | Security Agreement |
| Sep 30, 2010 Reel 25066, frame 488 | Biolase Technology, Inc.; BL Acquisition Corp.; BL Acquisition II Inc. | Henry Schein, Inc. | Security Agreement |
| May 16, 2011 Reel 26285, frame 666 | Midcap Financial, LLC, Agent and as Lender | Biolase Technology, Inc. | Security Agreement Payoff |
| May 9, 2012 Reel 28184, frame 218 | Henry Schein, Inc. | Biolase Technology, Inc.; BL Acquistion Corp.; BL Acquisition II Inc. | Release of Security Interest |
| May 9, 2012 reel/frame not recorded | Henry Schein, Inc. | Biolase Technology, Inc. | Release of Security Interest |
| May 9, 2012 reel/frame not recorded | Henry Schein, Inc. | BL Acquistion Corp. | Release of Security Interest |
| May 9, 2012 reel/frame not recorded | Henry Schein, Inc. | BL Acquisition II Inc. | Release of Security Interest |
| Nov 20, 2012 Reel 29328, frame 96 | Biolase Technology, Inc. | Biolase, Inc. | Change of Name |
| Mar 7, 2018 Reel 45514, frame 540 | Biolase, Inc. | Western Alliance Bank | Security Interest |
| Nov 10, 2018 Reel 48101, frame 27 | Western Alliance Bank | Biolase, Inc. | Release of Security Interest |
| Nov 16, 2018 Reel 47588, frame 192 | Biolase, Inc. | SWK Funding LLC, as Agent | Security Interest |
| Oct 30, 2019 Reel 50879, frame 223 | Biolase, Inc. | Pacific Mercantile Bank | Security Interest |
| Dec 17, 2024 Reel 69715, frame 613 | Biolase, Inc.; BL Acquisition Corp.; BL Acquisition II, Inc. | Biolase MG 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
Sep 2028
Term ends Sep 8, 2028. No further fees fall due before then
Note
The 866 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
11
later US patents cite this one
That is above the median 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.