Term ends Nov 5, 2030 · High confidence
20-year base term ends Nov 5, 2030
Held by Stryker Corporation
Filed Mar 8, 2018 as application 15/915,562 · Granted Mar 17, 2020
Base term, 20 years from filing
Today
2010
2030
Clock starts
Nov 5, 2010
Nov 5, 2010
Term ends
Nov 5, 2030
Nov 5, 2030
Granted
Mar 17, 2020
Mar 17, 2020
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.
1 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.
This patent's term is its 20-year base term, with no adjustment for prosecution delay. 1 of 2 maintenance fees is 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 Nov 5, 2010, when application PCT/US2010/055646, the earliest non-provisional in its chain, was filed (this one was filed Mar 8, 2018) | Nov 5, 2030 | 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 | 1 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 5, 2030 | High confidence |
This family
| Application PCT/US2010/055646 | PCT application no patent term | no patent term |
| US 8,672,942 | In force Nov 2030 | Nov 2030 |
| US 9,370,436 | In force Nov 2030 | Nov 2030 |
| US 10,045,863 | In force Nov 2030 | Nov 2030 |
| US 10,588,757 | this patent Nov 2030 | Nov 2030 |
| US 11,452,621 | In force Sep 2031 | Sep 2031 |
| US 12,403,021 | In force Apr 2032 | Apr 2032 |
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 |
|---|---|---|---|
| Sep 12, 2018 Reel 47062, frame 500 | Tekna, Inc. | Stryker Corporation | Assignment of Assignor's Interest |
| Sep 12, 2018 Reel 47062, frame 510 | Stratton, Dennis A.; Goldenberg, David S. | Stryker Corporation | Assignment of Assignor's Interest |
| Sep 12, 2018 Reel 47519, frame 775 | Veldkamp, David | Tekna Inc. | Assignment of Assignor's Interest |
| Sep 12, 2018 Reel 47525, frame 958 | M3 Design, Inc. | Stryker Corporation | Assignment of Assignor's Interest |
| Sep 12, 2018 Reel 47573, frame 414 | Chamberlin, Chris; Diehl, Eric K.; Bernero, John; Lam, Vincent; Orand, Austin | M3 Design Inc. | Assignment of Assignor's Interest |
| Nov 7, 2019 Reel 50949, frame 403 | Heffernan, Eric M. | Tekna Inc. | Assignment of Assignor's Interest |
| Mar 2, 2020 Reel 52066, frame 92 | Chamberlin, Chris; Diehl, Eric K.; Bernero, John; Lam, Vincent; Orand, Austin | M3 Design Inc. | Corrective Assignment to Correct the Address of the Assignee/Receiving Party Previously Recorded on Reel 047573 Frame 0414. Assignor(S) Hereby Confirms the Assignment of Assignors Interest. |
| Dec 18, 2024 Reel 69737, frame 184 | Stryker Corporation | Stryker Corporation | Change of Address |
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
Nov 2030
Term ends Nov 5, 2030. Maintenance fees still fall due before then
Citations
2
later US patents cite this one
That is below the median of utility patents granted in 2020 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.