Superpower, Inc.
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
5
Ending by 2030
Dec 2026
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 Jul 23, 2027The maintenance fee for Superconductor Article with Directional Flux Pinning (US 11,881,328) comes due Jul 23, 2027. Unpaid by Jan 24, 2028, it lapses early.
Recent changes
- 2 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.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,854,057 | Method of facilitating superconducting tape manufacturing In force · From the USPTO record | In force | From the USPTO record | |
| US 7,627,356 | Multifilament Ac Tolerant Conductor with Striated Stabilizer and Devices Incorporating the Same In force · High confidence | In force | High confidence | |
| US 8,182,862 | Ion beam-assisted high-temperature superconductor (HTS) deposition for thick film tape In force · From the USPTO record | In force | From the USPTO record | |
| US 7,718,574 | Biaxially-textured film deposition for superconductor coated tapes In force · From the USPTO record | In force | From the USPTO record | |
| US 7,781,377 | Anti-epitaxial film in a superconducting article and related articles, devices and systems In force · From the USPTO record | In force | From the USPTO record | |
| US 8,218,272 | Early quench detection in a superconducting article In force · From the USPTO record | In force | From the USPTO record | |
| US 8,682,406 | Multifilament Superconductor Having Reduced Ac Losses and Method for Forming the Same In force · High confidence | In force | High confidence | |
| US 8,926,868 | Superconductive Article with Prefabricated Nanostructure for Improved Flux Pinning In force · High confidence | In force | High confidence | |
| US 8,260,387 | Superconducting articles and methods of fabrication thereof with reduced AC magnetic field losses In force · From the USPTO record | In force | From the USPTO record | |
| US 8,716,188 | Structure to reduce electroplated stabilizer content In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 11: 1 patent in force now held by others · 19 lapsed for an unpaid fee · 33 ended at full term. 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.
4 abandoned · 10 no status recorded