K2M, Inc.
350 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Jun 2031
Next term end
When these terms end
Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due Dec 18, 2026The maintenance fee for Interactive System for Virtual Cinema and Method (US 10,326,809) comes due Dec 18, 2026. Unpaid by Jun 21, 2027, it lapses early.
Recent changes
- 5 terms have ended since Aug 16, 2026
Patents held now
Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
Showing 1 to 4 of 4
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,425,613 | Expandable Intervertebral Implant In force · High confidence | In force | High confidence | |
| US 12,678,202 | Flexible Fastening System In force · Medium confidence | In force | Medium confidence | |
| US 12,575,864 | Inserter And Method For Securing An Implant To A Spinal Process With A Flexible Fastening System In force · High confidence | In force | High confidence | |
| US 10,326,809 | Interactive System for Virtual Cinema and Method In force · Low confidence | In force | Low confidence |
Also on record, not counted in the 4: 350 patents in force now held by others · 105 lapsed for an unpaid fee · 51 ended at full term · 3 surrendered on reissue. List them
Sources and methods
Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand.
How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
Published applications
US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.
17 pending · 42 abandoned · 2 no status recorded