US2370793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Geochemical prospecting
Assignee: ESME E ROSAIRE
•
Filing: 1941-03-10
•
Granted: 1945-03-06
•
Expires: 1961-03-10
Abstract
No abstract record available.
Inventors
- 👤 Horvitz Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:44
CPC Classifications
G; G01; G01V; G01V9/00; G01V9/007; Y; Y10; Y10T; Y10T436/00; Y10T436/19; Y10T436/20; Y10T436/204998
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-03-05 | 1948-09-04 | 1949-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-03-05 | 1952-09-04 | 1953-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-03-05 | 1956-09-04 | 1957-03-06 | $7700.00 | Window Closed / Lapsed |