Sionic Energy, Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Mar 2034
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 11, 2026The maintenance fee for Heterocyclic ionic liquids (US 10,316,006) comes due Dec 11, 2026. Unpaid by Jun 11, 2027, it lapses early.
- 1 fee due Mar 17, 2027The maintenance fee for Sulfur-infused carbon for secondary battery materials (US 10,418,625) comes due Mar 17, 2027. Unpaid by Sep 17, 2027, it lapses early.
- 2 fees due May 19 to 28, 2027 · next May 19
- 1 fee due Jun 10, 2027The maintenance fee for Functionalized ionic liquid combinations (US 10,505,227) comes due Jun 10, 2027. Unpaid by Dec 10, 2027, it lapses early.
- 1 fee due Jul 16, 2027The maintenance fee for Lithium ion battery electrolyte additive (US 11,876,181) comes due Jul 16, 2027. Unpaid by Jan 18, 2028, it lapses early.
- 2 fees due Oct 2, 2027
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 9,627,713 | Composite electrolyte including polymeric ionic liquid matrix and embedded nanoparticles, and method of making the same In force · From the USPTO record | In force | From the USPTO record | |
| US 10,418,625 | Sulfur-infused carbon for secondary battery materials In force · From the USPTO record | In force | From the USPTO record | |
| US 9,680,148 | Functionalized carbons for lithium-sulfur batteries In force · From the USPTO record | In force | From the USPTO record | |
| US 10,505,227 | Functionalized ionic liquid combinations In force · From the USPTO record | In force | From the USPTO record | |
| US 11,069,896 | Protective coating of metal In force · From the USPTO record | In force | From the USPTO record | |
| US 11,949,071 | Ionic liquids for solvating cyclic carbonates In force · From the USPTO record | In force | From the USPTO record | |
| US 11,050,087 | Silane functionalized ionic liquids In force · From the USPTO record | In force | From the USPTO record | |
| US 10,193,187 | Ionic Liquids for Solvating Lithium Polysulfides In force · High confidence | In force | High confidence | |
| US 11,489,201 | Modified ionic liquids containing phosphorus In force · From the USPTO record | In force | From the USPTO record | |
| US 10,316,006 | Heterocyclic ionic liquids In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 23: 2 lapsed for an unpaid fee. 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.