Tupaia Ltd.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Feb 2041
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 System and method for providing cyber security for satellite-based navigation systems (US 11,656,362) comes due Nov 23, 2026. Unpaid by May 24, 2027, it lapses early.
- 1 fee due Aug 27, 2027The maintenance fee for System and method for determining accurate positions of stationary global navigation satellite system sensors (US 11,914,051) comes due Aug 27, 2027. Unpaid by Feb 28, 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.
Showing 1 to 6 of 6
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,500,108 | System and method for navigation with limited satellite coverage area In force · From the USPTO record | In force | From the USPTO record | |
| US 12,140,683 | System and method for combined ranging and GNSS positioning In force · From the USPTO record | In force | From the USPTO record | |
| US 11,656,362 | System and method for providing cyber security for satellite-based navigation systems In force · From the USPTO record | In force | From the USPTO record | |
| US 12,535,596 | Providing an Accurate Location for a GNSS Device in Urban Environments In force · High confidence | In force | High confidence | |
| US 11,914,051 | System and method for determining accurate positions of stationary global navigation satellite system sensors In force · From the USPTO record | In force | From the USPTO record | |
| US 12,638,596 | System and Method for Timing Synchronization and Tracking of Satellite Signal Receivers 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
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