US2790900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse generator and distributor
Assignee: Compagnie des Machines Bull SA
•
Filing: 1952-07-02
•
Granted: 1957-04-30
•
Expires: 1972-07-02
Abstract
No abstract record available.
Inventors
- 👤 Feissel Henri Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:28
CPC Classifications
H; H03; H03K; H03K19/00; H03K19/02; H03K19/12; G; G06; G06F; G06F1/00; G06F1/04; G06F1/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2616977A
Cited
US2640921A
Cited
USRE23579E
Cited
US2631194A
Cited
US2541932A
Cited
US2595378A
Cited
US2628309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |