US2857567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seismic prospecting system
Assignee: SOHO COSMETICS INC/LES COSMETIQUES SOHO Inc
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Filing: 1950-09-25
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Granted: 1958-10-21
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Expires: 1970-09-25
Abstract
No abstract record available.
Inventors
- 👤 John J Jakosky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:28
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/36; G01V1/364; G01V2210/00; G01V2210/30; G01V2210/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2137032A
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US2394990A
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US2243729A
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US2243730A
Cited
US2304740A
Cited
US2427421A
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US2354176A
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US2594767A
Cited
US2604955A
Cited
US2493534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |