Technip E&C Limited
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
6
Ending by 2030
Nov 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 25, 2026The maintenance fee for Process for preparing ethene (US 10,329,210) comes due Dec 25, 2026. Unpaid by Jun 25, 2027, it lapses early.
- 1 fee due Mar 10, 2027The maintenance fee for Process for dehydration of oxygenates with heteropolyacid catalysts having mixed oxide supports and use of the same (US 10,407,356) comes due Mar 10, 2027. Unpaid by Sep 10, 2027, it lapses early.
- 1 fee due May 5, 2027The maintenance fee for Process for producing alkenes from oxygenates by using supported partially neutralised heteropolyacid catalysts (US 10,464,051) comes due May 5, 2027. Unpaid by Nov 5, 2027, it lapses early.
- 1 fee due Jun 1, 2027The maintenance fee for Process for producing alkenes oxygenates by using supported heteropolyacid catalysts (US 9,199,845) comes due Jun 1, 2027. Unpaid by Dec 1, 2027, 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 8,552,240 | Process for producing propylene In force · From the USPTO record | In force | From the USPTO record | |
| US 8,440,873 | Process for producing olefins In force · From the USPTO record | In force | From the USPTO record | |
| US 8,426,664 | Process for producing ethylene In force · From the USPTO record | In force | From the USPTO record | |
| US 8,822,748 | Process for preparing ethene In force · From the USPTO record | In force | From the USPTO record | |
| US 9,199,845 | Process for producing alkenes oxygenates by using supported heteropolyacid catalysts In force · From the USPTO record | In force | From the USPTO record | |
| US 8,686,212 | Process for treatment of ethylene In force · From the USPTO record | In force | From the USPTO record | |
| US 9,624,151 | Removal of nitrogen-containing impurities form alcohol compositions In force · From the USPTO record | In force | From the USPTO record | |
| US 9,725,387 | Treatment of alcohols In force · From the USPTO record | In force | From the USPTO record | |
| US 9,828,319 | Process for the acid-catalysed dehydration of ethanol In force · From the USPTO record | In force | From the USPTO record | |
| US 9,950,968 | Process for preparing ethene In force · From the USPTO record | In force | From the USPTO record |
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 no status recorded