US2624016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric trigger circuits
Assignee: International Standard Electric Corp
•
Filing: 1951-08-24
•
Granted: 1952-12-30
•
Expires: 1971-08-24
Abstract
No abstract record available.
Inventors
- 👤 White Charles De Boismaison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:10
CPC Classifications
H; H04; H04L; H04L25/00; H04L25/02; H03; H03F; H03F1/00; H03F1/30; H03F1/302; H03F3/00; H03F3/04; H03F3/14; H03K; H03K3/00; H03K3/02; H03K3/35; H10; H10D; H10D99/00; Y; Y10; Y10S; Y10S74/00; Y10S74/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2533001A
Cited
US2569345A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |