US2563333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Geophysical prospecting using gamma-ray detectors
Assignee: Texaco Inc
•
Filing: 1948-03-09
•
Granted: 1951-08-07
•
Expires: 1968-03-09
Abstract
No abstract record available.
Inventors
- 👤 Herzog Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:02
CPC Classifications
H; H01; H01J; H01J49/00; H01J49/44; H01J49/46; G; G01; G01T; G01T1/00; G01T1/16; G01T1/28; G01V; G01V5/00; G01V5/02; G01V5/04; G01V5/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |