US3513460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for the remote indication of data
Assignee: Geophysical Research Corp
•
Filing: 1965-04-12
•
Granted: 1970-05-19
•
Expires: 1985-04-12
Abstract
No abstract record available.
Inventors
- 👤 Harold S Field
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:59
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/02; G01K1/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2232288A
Cited
US1581957A
Cited
US1665397A
Cited
US1995594A
Cited
GB400289A
Cited
US2224709A
Cited
US2630007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |