US2414719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission system
Assignee: Stanolind Oil and Gas Co
•
Filing: 1942-04-25
•
Granted: 1947-01-21
•
Expires: 1962-04-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond T Cloud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:15
CPC Classifications
G; G01; G01V; G01V3/00; G01V3/18; G01V3/34; E; E21; E21B; E21B47/00; E21B47/12; E21B47/13; H; H01; H01B; H01B7/00; H01B7/0072; Y; Y10; Y10S; Y10S336/00; Y10S336/02
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) | 1950-01-20 | 1950-07-22 | 1951-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-01-20 | 1954-07-22 | 1955-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-01-20 | 1958-07-22 | 1959-01-21 | $7700.00 | Window Closed / Lapsed |