Collateral for a security interest recorded Oct 25, 2024 (Barclays Bank PLC).
Term ends Aug 27, 2029 · High confidence
20-year base term ends Jun 5, 2029
Held by Hanger, Inc.
Filed Feb 18, 2011 as application 12/995,533 · Granted Jul 8, 2014
Base term plus 83 days of patent term adjustment (USPTO delay)
Today
2009
2029
Clock starts
Jun 5, 2009
Jun 5, 2009
Term ends
Aug 27, 2029
Aug 27, 2029
Granted
Jul 8, 2014
Jul 8, 2014
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
83
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.
2
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 83 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 Jun 5, 2009, when application PCT/US2009/046497, the earliest non-provisional in its chain, was filed (this one was filed Feb 18, 2011) | Jun 5, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +83 days, USPTO patent term adjustment record | Aug 27, 2029 | 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 27, 2029 | High confidence |
This family
| Application PCT/US2009/046497 | PCT application no patent term | no patent term |
| US 8,771,371 | this patent Aug 2029 | Aug 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 |
|---|---|---|---|
| Feb 18, 2011 Reel 25835, frame 766 | Tompkins, Michael E. | Hanger Orthopedic Group, Inc. | Assignment of Assignor's Interest |
| Jun 24, 2013 Reel 30671, frame 743 | Bank of America, N.A., as Agent | Accelerated Care Plus Corp.; Hanger Orthopedic Group, Inc.; Hanger Prosthetics & Orthotics East, Inc. | Release of Security Interest |
| Jun 24, 2013 Reel 30675, frame 351 | Accelerated Care Plus Corp.; Hanger Prosthetics & Orthotics, Inc.; Hanger Prosthetics & Orthotics East, Inc.; Hanger Inc. | Bank of America, N.A., as Administrative Agent | Security Agreement |
| Jun 24, 2013 reel/frame not recorded | Bank of America, N.A., as Agent | Accelerated Care Plus Corp. | Release of Security Interest |
| Jun 24, 2013 reel/frame not recorded | Bank of America, N.A., as Agent | Hanger Orthopedic Group, Inc. | Release of Security Interest |
| Jun 24, 2013 reel/frame not recorded | Bank of America, N.A., as Agent | Hanger Prosthetics & Orthotics East, Inc. | Release of Security Interest |
| Mar 7, 2018 Reel 45513, frame 792 | Hanger, Inc.; Hanger Prosthetics & Orthotics East, Inc.; Accelerated Care Plus Corp.; Mmar Medical Group Inc. | Bank of America, N.A., as Agent | Security Agreement |
| Mar 7, 2018 Reel 45515, frame 593 | Bank of America, N.A., as Administrative Agent | Accelerated Care Plus Corp.; Hanger Prosthetics & Orthotics, Inc.; Hanger Prosthetics & Orthotics East, Inc.; Hanger Inc. | Termination and Release of Security Interest in Patents |
| Mar 7, 2018 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Accelerated Care Plus Corp. | Termination and Release of Security Interest in Patents |
| Mar 7, 2018 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Hanger Prosthetics & Orthotics, Inc. | Termination and Release of Security Interest in Patents |
| Mar 7, 2018 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Hanger Prosthetics & Orthotics East, Inc. | Termination and Release of Security Interest in Patents |
| Mar 7, 2018 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Hanger Inc. | Termination and Release of Security Interest in Patents |
| May 4, 2022 Reel 59853, frame 957 | Hanger Orthopedic Group, Inc. | Hanger, Inc. | Change of Name |
| Oct 3, 2022 Reel 61592, frame 151 | Accelerated Care Plus Corp.; Hanger, Inc.; Linkia, LLC; Mmar Medical Group, Inc.; Southern Prosthetic Supply, Inc.; The Orthotic and Prosthetic Centers, LLC | Ares Capital Corporation | Intellectual Property Security Agreement (1ST Lien) |
| Oct 3, 2022 Reel 61592, frame 767 | Accelerated Care Plus Corp.; Hanger, Inc.; Linkia, LLC; Mmar Medical Group, Inc.; Southern Prosthetic Supply, Inc.; The Orthotic and Prosthetic Centers, LLC | Ares Capital Corporation | Intellectual Property Security Agreement (2ND Lien) |
| Oct 3, 2022 Reel 61592, frame 988 | Bank Of America, N.a. | Hanger, Inc.; Hanger Orthopedic Group Inc.; Accelerated Care Plus Corp.; Mmar Medical Group Inc. | Release (REEL 045513 / Frame 0792) |
| Oct 3, 2022 reel/frame not recorded | Bank Of America, N.a. | Hanger, Inc. | Release (REEL 045513 / Frame 0792) |
| Oct 3, 2022 reel/frame not recorded | Bank Of America, N.a. | Hanger Orthopedic Group Inc. | Release (REEL 045513 / Frame 0792) |
| Oct 3, 2022 reel/frame not recorded | Bank Of America, N.a. | Accelerated Care Plus Corp. | Release (REEL 045513 / Frame 0792) |
| Oct 3, 2022 reel/frame not recorded | Bank Of America, N.a. | Mmar Medical Group Inc. | Release (REEL 045513 / Frame 0792) |
| Oct 24, 2024 Reel 69268, frame 612 | Ares Capital Corporation | Accelerated Care Plus Corp.; Hanger, Inc.; Linkia, LLC; Mmar Medical Group, Inc.; Southern Prosthetic Supply; The Orthotic and Prosthetic Centers, LLC | Release of Intellectual Property Security Agreement (2ND Lien) |
| Oct 24, 2024 reel/frame not recorded | Ares Capital Corporation | Accelerated Care Plus Corp. | Release of Intellectual Property Security Agreement (2ND Lien) |
| Oct 24, 2024 reel/frame not recorded | Ares Capital Corporation | Hanger, Inc. | Release of Intellectual Property Security Agreement (2ND Lien) |
| Oct 24, 2024 reel/frame not recorded | Ares Capital Corporation | Linkia, LLC | Release of Intellectual Property Security Agreement (2ND Lien) |
| Oct 24, 2024 reel/frame not recorded | Ares Capital Corporation | Mmar Medical Group, Inc. | Release of Intellectual Property Security Agreement (2ND Lien) |
| Oct 24, 2024 reel/frame not recorded | Ares Capital Corporation | Southern Prosthetic Supply | Release of Intellectual Property Security Agreement (2ND Lien) |
| Oct 24, 2024 reel/frame not recorded | Ares Capital Corporation | The Orthotic and Prosthetic Centers, LLC | Release of Intellectual Property Security Agreement (2ND Lien) |
| Oct 25, 2024 Reel 69016, frame 80 | Hanger, Inc. | Barclays Bank PLC, as Collateral Agent | Security 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
Aug 2029
Term ends Aug 27, 2029. No further fees fall due before then
Note
The 83 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
24
later US patents cite this one
That is top 25% of utility patents granted in 2014 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.