Openfield Technology
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Dec 2040
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 Apr 10, 2027The maintenance fee for Instrumented Mandrel for Coiled Tubing Drilling (US 11,781,419) comes due Apr 10, 2027. Unpaid by Oct 12, 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.
Showing 1 to 3 of 3
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,781,419 | Instrumented Mandrel for Coiled Tubing Drilling In force · High confidence | In force | High confidence | |
| US 12,000,277 | Water Detection for Geosteering in Directional Drilling In force · High confidence | In force | High confidence | |
| US 12,000,223 | Geosteering in Directional Drilling In force · High confidence | In force | High confidence |
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
Every application published under this name has become a patent.