KCF Technologies, Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
1
Ending by 2030
Feb 2028
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 Feb 11, 2027The maintenance fee for Monolithic Energy Harvesting System, Apparatus, and Method (US 9,106,160) comes due Feb 11, 2027. Unpaid by Aug 11, 2027, it lapses early.
- 3 fees due Mar 3 to 26, 2027 · next Mar 3
- 1 fee due May 19, 2027The maintenance fee for Electrolytic copper foil, current collector comprising the same, electrode comprising the same, secondary battery comprising the same, and method for manufacturing the same (US 10,480,090) comes due May 19, 2027. Unpaid by Nov 19, 2027, it lapses early.
- 2 fees due Jul 7 to 28, 2027 · next Jul 7
- 1 fee due Aug 23, 2027The maintenance fee for Channel Adaptation in Sensor Networks (US 9,271,170) comes due Aug 23, 2027. Unpaid by Feb 23, 2028, it lapses early.
- 2 fees due Oct 2 to 26, 2027 · next Oct 2
- 1 fee due Nov 5, 2027The maintenance fee for Electrolytic copper foil, electrode comprising the same, secondary battery comprising the same, and method for manufacturing the same (US 10,644,320) comes due Nov 5, 2027. Unpaid by May 5, 2028, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
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 7,641,775 | Apparatus for manufacturing electrolytic metal foil In force · From the USPTO record | In force | From the USPTO record | |
| US 8,349,518 | Copper foil for current collector of lithium secondary battery with improved wrinkle characteristics In force · From the USPTO record | In force | From the USPTO record | |
| US 9,457,541 | Copper foil for current collector of lithium secondary battery with improved wrinkle characteristics In force · From the USPTO record | In force | From the USPTO record | |
| US 10,283,778 | Copper Foil for Current Collector of Lithium Secondary Battery with Improved Wrinkle Characteristics In force · Low confidence | In force | Low confidence | |
| US 8,635,916 | Internal Structural Monitoring System In force · High confidence | In force | High confidence | |
| US 8,793,081 | Internal Structural Monitoring System In force · High confidence | In force | High confidence | |
| US 8,928,161 | Apparatuses and Methods for Harvesting Energy from Prosthetic Limbs In force (reinstated) · High confidence | In force (reinstated) | High confidence | |
| US 9,106,160 | Monolithic Energy Harvesting System, Apparatus, and Method In force · High confidence | In force | High confidence | |
| US 9,271,170 | Channel Adaptation in Sensor Networks In force · High confidence | In force | High confidence | |
| US 9,322,692 | Flow Sensor Including a Tube Extending from a Housing and Static and Stagnation Pressure Ports Along the Tube In force · High confidence | In force | High confidence |
Also on record, not counted in the 44: 3 lapsed for an unpaid fee · 1 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.
3 abandoned · 1 no status recorded