US2924384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical computer
Assignee: Phillips Petroleum Co
•
Filing: 1955-08-15
•
Granted: 1960-02-09
•
Expires: 1975-08-15
Abstract
No abstract record available.
Inventors
- 👤 Grady T Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:00
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/32; G06G7/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2103636A
Cited
US2469465A
Cited
US2468150A
Cited
US2584809A
Cited
US2803399A
Cited
US2777114A
Cited
US2780776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |