Patent US3467949A successfully refreshed from Google Patents.
US3467949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic tape search unit
Assignee: Mobil Oil AS
•
Filing: 1965-04-06
•
Granted: 1969-09-16
•
Expires: 1985-04-06
Abstract
No abstract record available.
Inventors
- 👤 Earl Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:11
CPC Classifications
G; G11; G11B; G11B27/00; G11B27/10; G11B27/19; G11B27/28; G11B27/30; G11B27/3027; G06; G06F; G06F16/00; G06F16/90; G06F16/903; G06F16/90335; G06F16/90344; G06F3/00; G06F3/06; G06F3/0601; G11B27/002; G11B27/102; G11B27/107; G06F3/0668; G06F3/0671; G06F3/0673; G06F3/0682; G11B2220/00; G11B2220/90
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) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |