US2702158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic computer
Assignee: Allen B du Mont Laboratories Inc
•
Filing: 1950-04-14
•
Granted: 1955-02-15
•
Expires: 1970-04-14
Abstract
No abstract record available.
Inventors
- 👤 Winter David Ferdinand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:41
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/12; G06G7/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1977999A
Cited
US2324851A
Cited
US2497042A
Cited
US2476985A
Cited
US2463362A
Cited
GB654330A
Cited
US2534372A
Cited
US2557691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |