US2988960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bombing navigational computer
Assignee: Motors Liquidation Co
•
Filing: 1956-07-16
•
Granted: 1961-06-20
•
Expires: 1976-07-16
Abstract
No abstract record available.
Inventors
- 👤 Virgil L Helgeson
- 👤 Edward J Loper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:25
CPC Classifications
F; F41; F41G; F41G3/00; F41G3/22; F41G3/24; G; G06; G06G; G06G7/00; G06G7/12; G06G7/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2609729A
Cited
US2480208A
Cited
US2784908A
Cited
US2823585A
Cited
US2825055A
Cited
US2652979A
Cited
US2823586A
Cited
US2518916A
Cited
US2519180A
Cited
US2717120A
Cited
US2758511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |