Tomoe Engineering Co., Ltd.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Apr 2032
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 Jan 25 to 28, 2027 · next Jan 25
- 1 fee due Jul 7, 2027The maintenance fee for Decanter centrifuge having a dilution solvent supply unit and method for operating a decanter centrifuge (US 10,525,484) comes due Jul 7, 2027. Unpaid by Jan 7, 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.
Showing 1 to 8 of 8
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 9,089,853 | Vertical centrifugal separation apparatus supportable in multiple overturn positions In force · From the USPTO record | In force | From the USPTO record | |
| US 9,463,474 | Centrifugal separator equipped with separated liquid jetting device including jet nozzle and release port In force · From the USPTO record | In force | From the USPTO record | |
| US D895,699 | Rotor cover for disc type centrifugal separator In force · From the USPTO record | In force | From the USPTO record | |
| US 10,201,788 | Polymer flocculant mixing and dissolving system configured to control pressure on discharge side of regenerative mixer and method thereof In force · From the USPTO record | In force | From the USPTO record | |
| US 10,525,484 | Decanter centrifuge having a dilution solvent supply unit and method for operating a decanter centrifuge In force · From the USPTO record | In force | From the USPTO record | |
| US 11,707,749 | Centrifuge including rotatable bowl and conical separation discs arranged in the bowl In force · From the USPTO record | In force | From the USPTO record | |
| US 11,413,630 | Centrifugal apparatus having a bowl with extension lugs and wear-resistant sleeves In force · From the USPTO record | In force | From the USPTO record | |
| US 12,121,913 | Centrifuge Having Removable Wear-Resistant Sleeve Installed at a Solids Discharge Port of a Bowl In force · High confidence | In force | High confidence |
Also on record, not counted in the 8: 10 lapsed for an unpaid fee · 2 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.
2 abandoned · 1 no status recorded