US3489018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyro erection system
Assignee: Raytheon Co
•
Filing: 1967-04-27
•
Granted: 1970-01-13
•
Expires: 1987-04-27
Abstract
No abstract record available.
Inventors
- 👤 Lawrence P Slivka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:47
CPC Classifications
G; G01; G01C; G01C25/00; G01C25/005; G01C19/00; G01C19/02; G01C19/04; G01C19/30; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/1236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2567948A
Cited
US3198021A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |