Repsol, S.A.
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 2 name spellings.
0
Ending by 2030
May 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.
- 1 fee due Feb 20, 2027The maintenance fee for Process for preparing polyether carbonate polyols (US 10,385,164) comes due Feb 20, 2027. Unpaid by Aug 20, 2027, it lapses early.
- 1 fee due Mar 5, 2027The maintenance fee for Membrane structure suitable for a sand production test (US 11,747,247) comes due Mar 5, 2027. Unpaid by Sep 7, 2027, it lapses early.
- 2 fees due Jun 24 to 29, 2027 · next Jun 24
- 1 fee due Jul 30, 2027The maintenance fee for Electrochemical process (US 11,885,032) comes due Jul 30, 2027. Unpaid by Jan 31, 2028, it lapses early.
- 3 fees due Aug 16 to 27, 2027 · next Aug 16
- 1 fee due Oct 21, 2027The maintenance fee for Filter-press photoelectrochemical water oxidation and CO2 reduction cell (US 10,626,510) comes due Oct 21, 2027. Unpaid by Apr 21, 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 9,605,111 | Process for preparing highly active double metal cyanide catalysts and their use in the synthesis of polyether polyols In force · From the USPTO record | In force | From the USPTO record | |
| US 9,881,212 | Infrared image based early detection of oil spills in water In force · From the USPTO record | In force | From the USPTO record | |
| US 9,221,947 | Process for preparing highly active double metal cyanide catalysts and their use in the synthesis of polyether polyols In force · From the USPTO record | In force | From the USPTO record | |
| US 9,262,721 | Automatically Selecting Analogous Members for New Population Members Based on Incomplete Descriptions, Including an Uncertainty Characterzing Selection In force · High confidence | In force | High confidence | |
| US 9,390,555 | Method to Assess the Impact of Existing Fractures and Faults for Reservoir Management In force · High confidence | In force | High confidence | |
| US 10,385,164 | Process for preparing polyether carbonate polyols In force · From the USPTO record | In force | From the USPTO record | |
| US 10,571,603 | Method implemented in a computer for the numerical simulation of a porous medium In force · From the USPTO record | In force | From the USPTO record | |
| US 10,870,792 | Ultra-high-molecular-weight polyolefin proppants In force · From the USPTO record | In force | From the USPTO record | |
| US 10,684,392 | Method to generate the in-situ state of stress in a domain Ω in a geological structure In force · From the USPTO record | In force | From the USPTO record | |
| US 10,656,068 | Method for providing a numerical model of a sample of rock In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 37: 6 patents in force now held by others · 13 lapsed for an unpaid fee. 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.
7 pending · 7 abandoned · 17 no status recorded