Unimatec Co., Ltd.
6 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 3 name spellings.
14
Ending by 2030
Jan 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.
- 1 fee due Dec 30, 2026The maintenance fee for Fluorine-containing polymer aqueous dispersion (US 9,068,059) comes due Dec 30, 2026. Unpaid by Jun 30, 2027, it lapses early.
- 2 fees due Jan 9 to 11, 2027 · next Jan 9
- 1 fee due Mar 1, 2027The maintenance fee for Polyfluoroalkylphosphonic acid ester and process for producing the same (US 9,120,833) comes due Mar 1, 2027. Unpaid by Sep 1, 2027, it lapses early.
- 1 fee due Apr 24, 2027The maintenance fee for Acrylic rubber and crosslinkable composition thereof (US 11,795,251) comes due Apr 24, 2027. Unpaid by Oct 25, 2027, it lapses early.
- 1 fee due Jul 9, 2027The maintenance fee for Acrylic rubber and crosslinkable composition thereof (US 11,866,532) comes due Jul 9, 2027. Unpaid by Jan 10, 2028, it lapses early.
- 1 fee due Sep 19, 2027The maintenance fee for Carbamate ester compound and acrylic rubber composition containing the same (US 11,932,644) comes due Sep 19, 2027. Unpaid by Mar 20, 2028, it lapses early.
Recent changes
- 2 of the patents on this record were granted since Aug 17, 2026
- 2 terms have ended 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 7,772,443 | Iodine-containing fluoropolyether and process for producing the same In force · From the USPTO record | In force | From the USPTO record | |
| US 7,566,801 | Polyfluoroalkyl alcohol, or (METH)acrylic acid derivative thereof, and process for producing the same In force · From the USPTO record | In force | From the USPTO record | |
| US 8,044,132 | Fluorine-containing elastomer composition In force · From the USPTO record | In force | From the USPTO record | |
| US 8,188,176 | Fluorine-containing elastomer In force · From the USPTO record | In force | From the USPTO record | |
| US 8,056,903 | Rod Sealing System In force · High confidence | In force | High confidence | |
| US 8,288,483 | Diurethane compound, process for producing the same, and acrylic rubber composition containing the same In force · From the USPTO record | In force | From the USPTO record | |
| US 7,956,225 | Polyfluoro-1-alkene and method for producing the same In force · From the USPTO record | In force | From the USPTO record | |
| US 8,357,772 | Terminally iodized polyfluoroalkane and method for producing the same In force · From the USPTO record | In force | From the USPTO record | |
| US 8,148,585 | Fluoroolefin iodide mixture and method for producing the same In force · From the USPTO record | In force | From the USPTO record | |
| US 8,273,919 | Compound, synthesis method thereof, and oil additive In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 55: 6 patents in force now held by others · 40 lapsed for an unpaid fee · 3 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 · 1 abandoned · 23 no status recorded