US2984753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor ring counter
Assignee: COMMERCIAL CABLE Co
•
Filing: 1957-08-02
•
Granted: 1961-05-16
•
Expires: 1977-08-02
Abstract
No abstract record available.
Inventors
- 👤 Salle Louis Robert Della
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:51
CPC Classifications
H; H03; H03K; H03K23/00; H03K23/40; H03K23/50; H03K23/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2402432A
Cited
US2536916A
Cited
US2596741A
Cited
US2569345A
Cited
US2594336A
Cited
US2766379A
Cited
US2665845A
Cited
US2848608A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |