Valmet Technologies Oy
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.
Recorded under 2 name spellings.
1
Ending by 2030
Sep 2029
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 Nov 23, 2026The maintenance fee for A Method and a System for Adjusting PH of Green Liquor Dregs (US 11,655,589) comes due Nov 23, 2026. Unpaid by May 24, 2027, it lapses early.
- 1 fee due Dec 9, 2026The maintenance fee for Method and Arrangement for Optimising Combustion Conditions in a Fluidised-Bed Boiler (US 9,052,106) comes due Dec 9, 2026. Unpaid by Jun 9, 2027, it lapses early.
- 2 fees due Jan 23 to 25, 2027 · next Jan 23
- 2 fees due Feb 15 to 22, 2027 · next Feb 15
- 1 fee due Mar 19, 2027The maintenance fee for A Heat Exchanger with a Bond and a Method for Manufacturing the Same (US 11,761,716) comes due Mar 19, 2027. Unpaid by Sep 20, 2027, it lapses early.
- 2 fees due Apr 15 to 30, 2027 · next Apr 15
- 4 fees due May 5 to 26, 2027 · next May 5
- 2 fees due Jun 5 to 30, 2027 · next Jun 5
- 4 fees due Jul 2 to 7, 2027 · next Jul 2
- 2 fees due Aug 6 to 13, 2027 · next Aug 6
- 2 fees due Sep 10 to 12, 2027 · next Sep 10
- 5 fees due Oct 9 to 30, 2027 · next Oct 9
- 1 fee due Nov 5, 2027The maintenance fee for System of Thermal Recovery Relating to the Operation of a Dissolver of a Chemical Recovery Boiler (US 10,640,924) 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 9,228,745 | Cleaner Equipment for the Smelt Spouts of a Recovery Boiler In force · Medium confidence | In force | Medium confidence | |
| US 9,371,987 | Structure of a Super Heater In force · High confidence | In force | High confidence | |
| US 9,052,106 | Method and Arrangement for Optimising Combustion Conditions in a Fluidised-Bed Boiler In force · High confidence | In force | High confidence | |
| US 9,389,001 | Boiler, and a Silencer for a Flue Gas Duct in a Boiler In force · High confidence | In force | High confidence | |
| US 8,668,811 | Method and Apparatus for Producing a Pyrolysis Liquid In force · High confidence | In force | High confidence | |
| US 9,517,425 | Filter Element, Method for Manufacturing and Use Thereof In force · High confidence | In force | High confidence | |
| US 9,920,476 | Arrangement and Method in Soda Recovery Boiler In force · High confidence | In force | High confidence | |
| US 11,478,731 | Filter segment with a light weight frame In force · From the USPTO record | In force | From the USPTO record | |
| US 9,828,726 | Method and System for Treating Lignin In force · High confidence | In force | High confidence | |
| US 9,976,739 | Air Nozzle Arrangement in a Fluidized Bed Boiler, Grate for a Fluidized Bed Boiler, and a Fluidized Bed Boiler In force · High confidence | In force | High confidence |
Also on record, not counted in the 94: 3 patents in force now held by others · 18 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.
8 pending · 22 abandoned