Collateral for a security interest recorded Jun 25, 2019 (Innovatus Life Sciences Lending Fund I, LP).
Lapsed Jul 11, 2021 on the fee record · High confidence
20-year base term ends Mar 5, 2029
First maintenance fee unpaid; grace period ended.
Held by ConforMIS, Inc.
Filed Nov 9, 2015 as application 14/935,965 · Granted Jul 11, 2017
Base term, 20 years from filing
Today
Lapsed Jul 11, 2021
2009
2029
Clock starts
Mar 5, 2009
Mar 5, 2009
No longer in force
Jul 11, 2021
Jul 11, 2021
Granted
Jul 11, 2017
Jul 11, 2017
Term would have run to
Mar 5, 2029
Mar 5, 2029
base term
after the term ends
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.
7
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Mar 5, 2029: its 20-year base term, with no adjustment for prosecution delay. 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 Mar 5, 2009, when application 12/398,598, the earliest non-provisional in its chain, was filed (this one was filed Nov 9, 2015) | Mar 5, 2029 | 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 | 0 of 2 maintenance fees paid | lapsed Jul 11, 2021 | High confidence |
| Computed term end | The steps above, in order | Jul 11, 2021 | High confidence |
This family
| US 8,682,052 | In force Jun 2032 | Jun 2032 |
| US 9,180,015 | In force Mar 2029 | Mar 2029 |
| US 9,700,420 | this patent Jul 2021 | Jul 2021 |
| Application 15/645,614 | Abandoned not computed | not computed |
| Application 16/881,347 | Abandoned not computed | not computed |
| Application 17/191,532 | Abandoned not computed | not computed |
| Application 18/307,565 | Abandoned 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 |
|---|---|---|---|
| Nov 11, 2015 Reel 37014, frame 293 | Fitz, Wolfgang; Bojarski, Raymond; Lang, Philipp | ConforMIS, Inc. | Assignment of Assignor's Interest |
| Jul 31, 2018 Reel 46676, frame 152 | ConforMIS, Inc. | Oxford Finance LLC, as Collateral Agent | Security Interest |
| Jun 25, 2019 Reel 49588, frame 288 | ConforMIS, Inc.; Imatx, Inc.; ConforMIS Cares LLC | Innovatus Life Sciences Lending Fund I, LP, as Collateral Agent | Security Interest |
| Jun 26, 2019 Reel 49599, frame 84 | Oxford Finance LLC, as Collateral Agent | ConforMIS, Inc. | Release of Security Interest |
| Nov 23, 2021 Reel 58234, frame 292 | ConforMIS, Inc.; Imatx, Inc.; ConforMIS Cares LLC | Innovatus Life Sciences Lending Fund I, LP | Release of 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.
Citations
62
later US patents cite this one
That is top 5% of utility patents granted in 2017 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.