Transmural Systems LLC
3 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.
Recorded under 2 name spellings.
Previously recorded as Mehr Medical LLC (to 2021)
0
Ending by 2030
Sep 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 Methods and Systems for Delivering Prostheses Using Rail Techniques (US 10,321,998) comes due Dec 18, 2026. Unpaid by Jun 21, 2027, it lapses early.
- 1 fee due Mar 3, 2027The maintenance fee for Devices, Systems and Methods for Repairing Lumenal Systems (US 10,398,551) comes due Mar 3, 2027. Unpaid by Sep 3, 2027, it lapses early.
- 2 fees due Apr 1 to 22, 2027 · next Apr 1
- 1 fee due Jun 12, 2027The maintenance fee for Devices, Systems and Methods for Repairing Lumenal Systems (US 11,839,543) comes due Jun 12, 2027. Unpaid by Dec 13, 2027, it lapses early.
- 1 fee due Jul 16, 2027The maintenance fee for Devices and Methods for Effectuating Percutaneous Shunt Procedures (US 11,871,928) comes due Jul 16, 2027. Unpaid by Jan 18, 2028, it lapses early.
- 1 fee due Oct 9, 2027The maintenance fee for Tissue excision, cutting, and removal systems and methods (US 11,950,827) comes due Oct 9, 2027. Unpaid by Apr 10, 2028, it lapses early.
Recent changes
- 2 of the patents on this record were granted 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.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 12,433,748 | Methods and Systems for Delivering Prostheses Using Rail Techniques In force · High confidence | In force | High confidence | |
| US 9,579,193 | Methods and systems for delivering prostheses using rail techniques In force · From the USPTO record | In force | From the USPTO record | |
| US 12,727,996 | Methods and Systems for Delivering Prostheses Using Rail Techniques In force · High confidence | In force | High confidence | |
| US 11,135,061 | Methods and Systems for Delivering Prostheses Using Rail Techniques In force · High confidence | In force | High confidence | |
| US 10,321,998 | Methods and Systems for Delivering Prostheses Using Rail Techniques In force · High confidence | In force | High confidence | |
| US 9,549,817 | Devices, Systems and Methods for Repairing Lumenal Systems In force · High confidence | In force | High confidence | |
| US 12,758,382 | Devices, Systems and Methods for Repairing Lumenal Systems In force · Medium confidence | In force | Medium confidence | |
| US 10,398,551 | Devices, Systems and Methods for Repairing Lumenal Systems In force · Medium confidence | In force | Medium confidence | |
| US 12,588,994 | Devices, Systems and Methods for Repairing Lumenal Systems In force · Medium confidence | In force | Medium confidence | |
| US 11,839,543 | Devices, Systems and Methods for Repairing Lumenal Systems In force · Medium confidence | In force | Medium confidence |
Also on record, not counted in the 39: 3 patents in force now held by others. 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.
11 pending · 4 abandoned · 3 no status recorded