Herrenknecht
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
5
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 6, 2026The maintenance fee for Tunnel boring machine and tunnelling method (US 11,668,192) comes due Dec 6, 2026. Unpaid by Jun 7, 2027, it lapses early.
- 1 fee due Jan 30, 2027The maintenance fee for Drill head for expanding a pilot bore in order to create a borehole (US 10,364,611) comes due Jan 30, 2027. Unpaid by Jul 30, 2027, it lapses early.
- 1 fee due Apr 15, 2027The maintenance fee for Method and device for trenchless pipe laying (US 10,443,761) comes due Apr 15, 2027. Unpaid by Oct 15, 2027, it lapses early.
- 2 fees due May 10 to 21, 2027 · next May 10
- 2 fees due Jun 5 to 29, 2027 · next Jun 5
- 1 fee due Aug 27, 2027The maintenance fee for Method and device for the automated arrangement of tunnel lining segments (US 11,913,337) comes due Aug 27, 2027. Unpaid by Feb 28, 2028, it lapses early.
- 1 fee due Oct 9, 2027The maintenance fee for Data Communication in the Microwave Range Using Electrically Conductive Elements in a Construction Machine (US 11,952,888) comes due Oct 9, 2027. Unpaid by Apr 10, 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.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,942,609 | Method and device for trenchless pipe laying In force · From the USPTO record | In force | From the USPTO record | |
| US 8,757,731 | Method for introducing a vertical shaft and shaft driving machine In force · From the USPTO record | In force | From the USPTO record | |
| US 8,534,765 | Method for introducing a vertical shaft and shaft driving machine In force · From the USPTO record | In force | From the USPTO record | |
| US 9,909,418 | Protective element, concrete element, and method for producing a concrete element In force · From the USPTO record | In force | From the USPTO record | |
| US 9,222,233 | Method and device for creating an underwater foundation of a building In force · From the USPTO record | In force | From the USPTO record | |
| US 9,181,800 | Device for monitoring the state of rotation of a disk cutter arrangement of a shield tunnel boring machine and disk cutter arrangement for a shield tunnel boring machine In force · From the USPTO record | In force | From the USPTO record | |
| US 9,518,465 | Method and device for transporting overburden away during tunnelling In force · From the USPTO record | In force | From the USPTO record | |
| US 10,081,992 | Device for conveying away drillings In force · From the USPTO record | In force | From the USPTO record | |
| US 10,443,761 | Method and device for trenchless pipe laying In force · From the USPTO record | In force | From the USPTO record | |
| US 9,995,138 | Device for sinking a shaft and method for sinking a shaft In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 34: 6 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.
1 no status recorded