Tocalo Co., Ltd.
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.
3
Ending by 2030
Mar 2027
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.
- 2 fees due Jul 19 to 21, 2027 · next Jul 19
- 2 fees due Sep 30, 2027
- 1 fee due Oct 9, 2027The maintenance fee for Electrostatic Chuck and Processing Apparatus (US 11,955,360) comes due Oct 9, 2027. Unpaid by Apr 10, 2028, it lapses early.
Recent changes
- 1 of the patents on this record was granted since Aug 17, 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 7,648,782 | Ceramic Coating Member for Semiconductor Processing Apparatus In force · High confidence | In force | High confidence | |
| US 7,569,976 | Piezo-electric substrate and manufacturing method of the same In force · From the USPTO record | In force | From the USPTO record | |
| US 7,776,450 | Thermal Spraying Powder Comprising Chromium Carbide and Alloy Containing Cobalt or Nickel, Thermal Spray Coating, and Hearth Roll In force · High confidence | In force | High confidence | |
| US 8,896,210 | Plasma Processing Apparatus and Method In force · High confidence | In force | High confidence | |
| US 9,238,863 | Method for blackening white fluoride spray coating, and fluoride spray coating covered member having a blackened layer on its surface In force · From the USPTO record | In force | From the USPTO record | |
| US 9,421,570 | Method for forming fluoride spray coating and fluoride spray coating covered member In force · From the USPTO record | In force | From the USPTO record | |
| US 9,799,545 | Electrostatic chuck and method of manufacturing electrostatic chuck In force · From the USPTO record | In force | From the USPTO record | |
| US 11,131,014 | Method for roughening surface of substrate, method for treating surface of substrate, method for producing thermal spray-coated member, and thermal spray-coated member In force · From the USPTO record | In force | From the USPTO record | |
| US 10,605,300 | Powder for thermal spray, thermal spray coating film, coating film and roll in molten metal bath In force · From the USPTO record | In force | From the USPTO record | |
| US 10,539,176 | Powder for thermal spray, thermal spray coating film, coating film and roll in molten metal bath In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 27: 3 patents in force now held by others · 9 lapsed for an unpaid fee · 23 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 pending · 9 abandoned · 17 no status recorded