Co.-Tech Development Corp.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Recorded under 2 name spellings.
0
Ending by 2030
Nov 2039
Next term end
When these terms end
Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
Fee deadlines
No maintenance fee falls due on this company's record before Nov 14, 2027.
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.
Showing 1 to 8 of 8
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,053,602 | Micro-roughened electrodeposited copper foil and copper foil substrate In force · From the USPTO record | In force | From the USPTO record | |
| US 11,047,061 | Micro-roughened electrodeposited copper foil and copper foil substrate In force · From the USPTO record | In force | From the USPTO record | |
| US 11,186,918 | Micro-roughened electrodeposited copper foil and copper clad laminate using the same In force · From the USPTO record | In force | From the USPTO record | |
| US 12,557,213 | Micro-Roughened Electrodeposited Copper Foil and Copper Clad Laminate In force · Medium confidence | In force | Medium confidence | |
| US 11,332,839 | Advanced electrodeposited copper foil and copper clad laminate using the same In force · From the USPTO record | In force | From the USPTO record | |
| US 11,408,087 | Advanced electrodeposited copper foil having island-shaped microstructures and copper clad laminate using the same In force · From the USPTO record | In force | From the USPTO record | |
| US 11,655,555 | Advanced Reverse Treated Electrodeposited Copper Foil and Copper Clad Laminate Using the Same In force · High confidence | In force | High confidence | |
| US 12,120,816 | Micro-Roughened Electrodeposited Copper Foil and Copper Clad Laminate In force · Medium confidence | In force | Medium confidence |
Also on record, not counted in the 8: 2 lapsed for an unpaid fee · 21 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.
1 abandoned · 4 no status recorded