Sercel SAS
16 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.
5
Ending by 2030
Oct 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 Nov 28, 2026The maintenance fee for Methods and systems of determining a fault plane of a microseismic event (US 10,302,786) comes due Nov 28, 2026. Unpaid by May 28, 2027, it lapses early.
- 1 fee due Dec 4, 2026The maintenance fee for System and method for refining positions of marine seismic receivers (US 10,310,125) comes due Dec 4, 2026. Unpaid by Jun 4, 2027, it lapses early.
- 4 fees due Jan 2, 2027
- 1 fee due Feb 6, 2027The maintenance fee for Antifouling protective skin section for seismic survey equipment and related methods (US 10,371,846) comes due Feb 6, 2027. Unpaid by Aug 6, 2027, it lapses early.
- 1 fee due May 5, 2027The maintenance fee for Device and method for velocity function extraction from the phase of ambient noise (US 10,466,376) comes due May 5, 2027. Unpaid by Nov 5, 2027, it lapses early.
- 2 fees due Jun 15 to 30, 2027 · next Jun 15
- 1 fee due Jul 5, 2027The maintenance fee for System for real-time deflector monitoring and related methods (US 9,228,912) comes due Jul 5, 2027. Unpaid by Jan 5, 2028, it lapses early.
- 1 fee due Oct 26, 2027The maintenance fee for Sweep design for seismic sources (US 9,322,941) comes due Oct 26, 2027. Unpaid by Apr 26, 2028, it lapses early.
Recent changes
- 1 term has ended since Aug 16, 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 7,754,018 | Method and apparatus for cleaning a mobile immersed structure In force · From the USPTO record | In force | From the USPTO record | |
| US 8,014,229 | Method for seismic exploration In force · From the USPTO record | In force | From the USPTO record | |
| US 8,547,797 | Seismic data recording In force · From the USPTO record | In force | From the USPTO record | |
| US 8,451,686 | Process and system for the acquisition of seismic data In force · From the USPTO record | In force | From the USPTO record | |
| US 10,042,064 | System and method for determining a frequency sweep for seismic analysis In force · From the USPTO record | In force | From the USPTO record | |
| US 8,873,332 | Method and Device for Marine Seismic Acquisition In force · High confidence | In force | High confidence | |
| US 9,228,912 | System for real-time deflector monitoring and related methods In force · From the USPTO record | In force | From the USPTO record | |
| US 9,375,763 | Autonomous cleaning device for seismic streamers and method In force · From the USPTO record | In force | From the USPTO record | |
| US 9,213,118 | Robust stacked slip-sweep method and system In force · From the USPTO record | In force | From the USPTO record | |
| US 9,791,578 | Apparatus and method for seismic data acquisition with simultaneous activation of clustered vibrators In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 44: 16 patents in force now held by others · 40 lapsed for an unpaid fee · 1 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
Every application published under this name has become a patent.